25952578

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1$

素因数の和:993

約数の個数: 16

約数和(自身を含む): 39610080

約数和(自身を除く): 13657502

約数列:

[1, 2, 89, 178, 211, 422, 691, 1382, 18779, 37558, 61499, 122998, 145801, 291602, 12976289, 25952578]

約数ペア:

[(1, 25952578), (2, 12976289), (89, 291602), (178, 145801), (211, 122998), (422, 61499), (691, 37558), (1382, 18779)]