15984675

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 35712000

約数和(自身を除く): 19727325

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 27, 35, 45, 51, 63, 75, 85, 105, 119, 135, 153, 175, 189, 199, 225, 255, 315, 357, 425, 459, 525, 595, 597, 675, 765, 945, 995, 1071, 1275, 1393, 1575, 1785, 1791, 2295, 2975, 2985, 3213, 3383, 3825, 4179, 4725, 4975, 5355, 5373, 6965, 8925, 8955, 10149, 11475, 12537, 14925, 16065, 16915, 20895, 23681, 26775, 26865, 30447, 34825, 37611, 44775, 50745, 62685, 71043, 80325, 84575, 91341, 104475, 118405, 134325, 152235, 188055, 213129, 253725, 313425, 355215, 456705, 592025, 639387, 761175, 940275, 1065645, 1776075, 2283525, 3196935, 5328225, 15984675]

約数ペア:

[(1, 15984675), (3, 5328225), (5, 3196935), (7, 2283525), (9, 1776075), (15, 1065645), (17, 940275), (21, 761175), (25, 639387), (27, 592025), (35, 456705), (45, 355215), (51, 313425), (63, 253725), (75, 213129), (85, 188055), (105, 152235), (119, 134325), (135, 118405), (153, 104475), (175, 91341), (189, 84575), (199, 80325), (225, 71043), (255, 62685), (315, 50745), (357, 44775), (425, 37611), (459, 34825), (525, 30447), (595, 26865), (597, 26775), (675, 23681), (765, 20895), (945, 16915), (995, 16065), (1071, 14925), (1275, 12537), (1393, 11475), (1575, 10149), (1785, 8955), (1791, 8925), (2295, 6965), (2975, 5373), (2985, 5355), (3213, 4975), (3383, 4725), (3825, 4179)]