28474875

素因数分解:

$3^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:107

約数の個数: 128

約数和(自身を含む): 62899200

約数和(自身を除く): 34424325

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 27, 33, 39, 45, 55, 59, 65, 75, 99, 117, 125, 135, 143, 165, 177, 195, 225, 275, 295, 297, 325, 351, 375, 429, 495, 531, 585, 649, 675, 715, 767, 825, 885, 975, 1125, 1287, 1375, 1475, 1485, 1593, 1625, 1755, 1947, 2145, 2301, 2475, 2655, 2925, 3245, 3375, 3575, 3835, 3861, 4125, 4425, 4875, 5841, 6435, 6903, 7375, 7425, 7965, 8437, 8775, 9735, 10725, 11505, 12375, 13275, 14625, 16225, 17523, 17875, 19175, 19305, 20709, 22125, 25311, 29205, 32175, 34515, 37125, 39825, 42185, 43875, 48675, 53625, 57525, 66375, 75933, 81125, 87615, 95875, 96525, 103545, 126555, 146025, 160875, 172575, 199125, 210925, 227799, 243375, 287625, 379665, 438075, 482625, 517725, 632775, 730125, 862875, 1054625, 1138995, 1898325, 2190375, 2588625, 3163875, 5694975, 9491625, 28474875]

約数ペア:

[(1, 28474875), (3, 9491625), (5, 5694975), (9, 3163875), (11, 2588625), (13, 2190375), (15, 1898325), (25, 1138995), (27, 1054625), (33, 862875), (39, 730125), (45, 632775), (55, 517725), (59, 482625), (65, 438075), (75, 379665), (99, 287625), (117, 243375), (125, 227799), (135, 210925), (143, 199125), (165, 172575), (177, 160875), (195, 146025), (225, 126555), (275, 103545), (295, 96525), (297, 95875), (325, 87615), (351, 81125), (375, 75933), (429, 66375), (495, 57525), (531, 53625), (585, 48675), (649, 43875), (675, 42185), (715, 39825), (767, 37125), (825, 34515), (885, 32175), (975, 29205), (1125, 25311), (1287, 22125), (1375, 20709), (1475, 19305), (1485, 19175), (1593, 17875), (1625, 17523), (1755, 16225), (1947, 14625), (2145, 13275), (2301, 12375), (2475, 11505), (2655, 10725), (2925, 9735), (3245, 8775), (3375, 8437), (3575, 7965), (3835, 7425), (3861, 7375), (4125, 6903), (4425, 6435), (4875, 5841)]