31342808

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7883}}^1$

素因数の和:7967

約数の個数: 32

約数和(自身を含む): 68117760

約数和(自身を除く): 36774952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 7883, 15766, 31532, 55181, 63064, 110362, 220724, 441448, 559693, 1119386, 2238772, 3917851, 4477544, 7835702, 15671404, 31342808]

約数ペア:

[(1, 31342808), (2, 15671404), (4, 7835702), (7, 4477544), (8, 3917851), (14, 2238772), (28, 1119386), (56, 559693), (71, 441448), (142, 220724), (284, 110362), (497, 63064), (568, 55181), (994, 31532), (1988, 15766), (3976, 7883)]