977398425

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 1942911360

約数和(自身を除く): 965512935

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 59, 61, 71, 75, 85, 153, 177, 183, 213, 225, 255, 295, 305, 355, 425, 531, 549, 639, 765, 885, 915, 1003, 1037, 1065, 1207, 1275, 1475, 1525, 1775, 2655, 2745, 3009, 3111, 3195, 3599, 3621, 3825, 4189, 4331, 4425, 4575, 5015, 5185, 5325, 6035, 9027, 9333, 10797, 10863, 12567, 12993, 13275, 13725, 15045, 15555, 15975, 17995, 18105, 20945, 21655, 25075, 25925, 30175, 32391, 37701, 38979, 45135, 46665, 53985, 54315, 61183, 62835, 64965, 71213, 73627, 75225, 77775, 89975, 90525, 104725, 108275, 161955, 183549, 188505, 194895, 213639, 220881, 225675, 233325, 255529, 269925, 271575, 305915, 314175, 324825, 356065, 368135, 550647, 640917, 662643, 766587, 809775, 917745, 942525, 974475, 1068195, 1104405, 1277645, 1529575, 1780325, 1840675, 2299761, 2753235, 3204585, 3313215, 3832935, 4343993, 4588725, 5340975, 5522025, 6388225, 11498805, 13031979, 13766175, 16022925, 16566075, 19164675, 21719965, 39095937, 57494025, 65159895, 108599825, 195479685, 325799475, 977398425]

約数ペア:

[(1, 977398425), (3, 325799475), (5, 195479685), (9, 108599825), (15, 65159895), (17, 57494025), (25, 39095937), (45, 21719965), (51, 19164675), (59, 16566075), (61, 16022925), (71, 13766175), (75, 13031979), (85, 11498805), (153, 6388225), (177, 5522025), (183, 5340975), (213, 4588725), (225, 4343993), (255, 3832935), (295, 3313215), (305, 3204585), (355, 2753235), (425, 2299761), (531, 1840675), (549, 1780325), (639, 1529575), (765, 1277645), (885, 1104405), (915, 1068195), (1003, 974475), (1037, 942525), (1065, 917745), (1207, 809775), (1275, 766587), (1475, 662643), (1525, 640917), (1775, 550647), (2655, 368135), (2745, 356065), (3009, 324825), (3111, 314175), (3195, 305915), (3599, 271575), (3621, 269925), (3825, 255529), (4189, 233325), (4331, 225675), (4425, 220881), (4575, 213639), (5015, 194895), (5185, 188505), (5325, 183549), (6035, 161955), (9027, 108275), (9333, 104725), (10797, 90525), (10863, 89975), (12567, 77775), (12993, 75225), (13275, 73627), (13725, 71213), (15045, 64965), (15555, 62835), (15975, 61183), (17995, 54315), (18105, 53985), (20945, 46665), (21655, 45135), (25075, 38979), (25925, 37701), (30175, 32391)]