28481528

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 57765120

約数和(自身を除く): 29283592

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 127, 136, 194, 254, 289, 388, 508, 578, 776, 1016, 1156, 1649, 2159, 2312, 3298, 4318, 6596, 8636, 12319, 13192, 17272, 24638, 28033, 36703, 49276, 56066, 73406, 98552, 112132, 146812, 209423, 224264, 293624, 418846, 837692, 1675384, 3560191, 7120382, 14240764, 28481528]

約数ペア:

[(1, 28481528), (2, 14240764), (4, 7120382), (8, 3560191), (17, 1675384), (34, 837692), (68, 418846), (97, 293624), (127, 224264), (136, 209423), (194, 146812), (254, 112132), (289, 98552), (388, 73406), (508, 56066), (578, 49276), (776, 36703), (1016, 28033), (1156, 24638), (1649, 17272), (2159, 13192), (2312, 12319), (3298, 8636), (4318, 6596)]