28283688

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{3539}}^1$

素因数の和:3591

約数の個数: 64

約数和(自身を含む): 80712000

約数和(自身を除く): 52428312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 108, 111, 148, 216, 222, 296, 333, 444, 666, 888, 999, 1332, 1998, 2664, 3539, 3996, 7078, 7992, 10617, 14156, 21234, 28312, 31851, 42468, 63702, 84936, 95553, 127404, 130943, 191106, 254808, 261886, 382212, 392829, 523772, 764424, 785658, 1047544, 1178487, 1571316, 2356974, 3142632, 3535461, 4713948, 7070922, 9427896, 14141844, 28283688]

約数ペア:

[(1, 28283688), (2, 14141844), (3, 9427896), (4, 7070922), (6, 4713948), (8, 3535461), (9, 3142632), (12, 2356974), (18, 1571316), (24, 1178487), (27, 1047544), (36, 785658), (37, 764424), (54, 523772), (72, 392829), (74, 382212), (108, 261886), (111, 254808), (148, 191106), (216, 130943), (222, 127404), (296, 95553), (333, 84936), (444, 63702), (666, 42468), (888, 31851), (999, 28312), (1332, 21234), (1998, 14156), (2664, 10617), (3539, 7992), (3996, 7078)]