71139824

素因数分解:

$2^4\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1553}}^1$

素因数の和:1977

約数の個数: 40

約数和(自身を含む): 158010720

約数和(自身を除く): 86870896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 409, 818, 1553, 1636, 2863, 3106, 3272, 5726, 6212, 6544, 10871, 11452, 12424, 21742, 22904, 24848, 43484, 45808, 86968, 173936, 635177, 1270354, 2540708, 4446239, 5081416, 8892478, 10162832, 17784956, 35569912, 71139824]

約数ペア:

[(1, 71139824), (2, 35569912), (4, 17784956), (7, 10162832), (8, 8892478), (14, 5081416), (16, 4446239), (28, 2540708), (56, 1270354), (112, 635177), (409, 173936), (818, 86968), (1553, 45808), (1636, 43484), (2863, 24848), (3106, 22904), (3272, 21742), (5726, 12424), (6212, 11452), (6544, 10871)]