31557916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1231}}^1$

素因数の和:1294

約数の個数: 48

約数和(自身を含む): 65197440

約数和(自身を除く): 33639524

約数列:

[1, 2, 4, 13, 17, 26, 29, 34, 52, 58, 68, 116, 221, 377, 442, 493, 754, 884, 986, 1231, 1508, 1972, 2462, 4924, 6409, 12818, 16003, 20927, 25636, 32006, 35699, 41854, 64012, 71398, 83708, 142796, 272051, 464087, 544102, 606883, 928174, 1088204, 1213766, 1856348, 2427532, 7889479, 15778958, 31557916]

約数ペア:

[(1, 31557916), (2, 15778958), (4, 7889479), (13, 2427532), (17, 1856348), (26, 1213766), (29, 1088204), (34, 928174), (52, 606883), (58, 544102), (68, 464087), (116, 272051), (221, 142796), (377, 83708), (442, 71398), (493, 64012), (754, 41854), (884, 35699), (986, 32006), (1231, 25636), (1508, 20927), (1972, 16003), (2462, 12818), (4924, 6409)]