31451836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{757}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 64181376

約数和(自身を除く): 32729540

約数列:

[1, 2, 4, 13, 17, 26, 34, 47, 52, 68, 94, 188, 221, 442, 611, 757, 799, 884, 1222, 1514, 1598, 2444, 3028, 3196, 9841, 10387, 12869, 19682, 20774, 25738, 35579, 39364, 41548, 51476, 71158, 142316, 167297, 334594, 462527, 604843, 669188, 925054, 1209686, 1850108, 2419372, 7862959, 15725918, 31451836]

約数ペア:

[(1, 31451836), (2, 15725918), (4, 7862959), (13, 2419372), (17, 1850108), (26, 1209686), (34, 925054), (47, 669188), (52, 604843), (68, 462527), (94, 334594), (188, 167297), (221, 142316), (442, 71158), (611, 51476), (757, 41548), (799, 39364), (884, 35579), (1222, 25738), (1514, 20774), (1598, 19682), (2444, 12869), (3028, 10387), (3196, 9841)]