31081988

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{5261}}^1$

素因数の和:5483

約数の個数: 24

約数和(自身を含む): 62470464

約数和(自身を除く): 31388476

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 844, 1477, 2954, 5261, 5908, 10522, 21044, 36827, 73654, 147308, 1110071, 2220142, 4440284, 7770497, 15540994, 31081988]

約数ペア:

[(1, 31081988), (2, 15540994), (4, 7770497), (7, 4440284), (14, 2220142), (28, 1110071), (211, 147308), (422, 73654), (844, 36827), (1477, 21044), (2954, 10522), (5261, 5908)]