28564942

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:110

約数の個数: 72

約数和(自身を含む): 56737800

約数和(自身を除く): 28172858

約数列:

[1, 2, 7, 14, 19, 23, 29, 38, 46, 49, 58, 98, 133, 161, 203, 266, 322, 406, 437, 529, 551, 667, 874, 931, 1058, 1102, 1127, 1334, 1421, 1862, 2254, 2842, 3059, 3703, 3857, 4669, 6118, 7406, 7714, 9338, 10051, 12673, 15341, 20102, 21413, 25346, 25921, 26999, 30682, 32683, 42826, 51842, 53998, 65366, 70357, 88711, 107387, 140714, 177422, 214774, 291479, 492499, 582958, 620977, 751709, 984998, 1241954, 1503418, 2040353, 4080706, 14282471, 28564942]

約数ペア:

[(1, 28564942), (2, 14282471), (7, 4080706), (14, 2040353), (19, 1503418), (23, 1241954), (29, 984998), (38, 751709), (46, 620977), (49, 582958), (58, 492499), (98, 291479), (133, 214774), (161, 177422), (203, 140714), (266, 107387), (322, 88711), (406, 70357), (437, 65366), (529, 53998), (551, 51842), (667, 42826), (874, 32683), (931, 30682), (1058, 26999), (1102, 25921), (1127, 25346), (1334, 21413), (1421, 20102), (1862, 15341), (2254, 12673), (2842, 10051), (3059, 9338), (3703, 7714), (3857, 7406), (4669, 6118)]