31013814

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1285

約数の個数: 64

約数和(自身を含む): 74511360

約数和(自身を除く): 43497546

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 221, 247, 323, 442, 494, 646, 663, 741, 969, 1231, 1326, 1482, 1938, 2462, 3693, 4199, 7386, 8398, 12597, 16003, 20927, 23389, 25194, 32006, 41854, 46778, 48009, 62781, 70167, 96018, 125562, 140334, 272051, 304057, 397613, 544102, 608114, 795226, 816153, 912171, 1192839, 1632306, 1824342, 2385678, 5168969, 10337938, 15506907, 31013814]

約数ペア:

[(1, 31013814), (2, 15506907), (3, 10337938), (6, 5168969), (13, 2385678), (17, 1824342), (19, 1632306), (26, 1192839), (34, 912171), (38, 816153), (39, 795226), (51, 608114), (57, 544102), (78, 397613), (102, 304057), (114, 272051), (221, 140334), (247, 125562), (323, 96018), (442, 70167), (494, 62781), (646, 48009), (663, 46778), (741, 41854), (969, 32006), (1231, 25194), (1326, 23389), (1482, 20927), (1938, 16003), (2462, 12597), (3693, 8398), (4199, 7386)]