28326948

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{503}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 75273408

約数和(自身を除く): 46946460

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 361, 494, 503, 722, 741, 988, 1006, 1083, 1444, 1482, 1509, 2012, 2166, 2964, 3018, 4332, 4693, 6036, 6539, 9386, 9557, 13078, 14079, 18772, 19114, 19617, 26156, 28158, 28671, 38228, 39234, 56316, 57342, 78468, 114684, 124241, 181583, 248482, 363166, 372723, 496964, 544749, 726332, 745446, 1089498, 1490892, 2178996, 2360579, 4721158, 7081737, 9442316, 14163474, 28326948]

約数ペア:

[(1, 28326948), (2, 14163474), (3, 9442316), (4, 7081737), (6, 4721158), (12, 2360579), (13, 2178996), (19, 1490892), (26, 1089498), (38, 745446), (39, 726332), (52, 544749), (57, 496964), (76, 372723), (78, 363166), (114, 248482), (156, 181583), (228, 124241), (247, 114684), (361, 78468), (494, 57342), (503, 56316), (722, 39234), (741, 38228), (988, 28671), (1006, 28158), (1083, 26156), (1444, 19617), (1482, 19114), (1509, 18772), (2012, 14079), (2166, 13078), (2964, 9557), (3018, 9386), (4332, 6539), (4693, 6036)]