28521896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6689}}^1$

素因数の和:6749

約数の個数: 32

約数和(自身を含む): 59005800

約数和(自身を除く): 30483904

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 6689, 13378, 26756, 53512, 86957, 173914, 274249, 347828, 548498, 695656, 1096996, 2193992, 3565237, 7130474, 14260948, 28521896]

約数ペア:

[(1, 28521896), (2, 14260948), (4, 7130474), (8, 3565237), (13, 2193992), (26, 1096996), (41, 695656), (52, 548498), (82, 347828), (104, 274249), (164, 173914), (328, 86957), (533, 53512), (1066, 26756), (2132, 13378), (4264, 6689)]