258454955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{22271}}^1$

素因数の和:22498

約数の個数: 16

約数和(自身を含む): 339959808

約数和(自身を除く): 81504853

約数列:

[1, 5, 11, 55, 211, 1055, 2321, 11605, 22271, 111355, 244981, 1224905, 4699181, 23495905, 51690991, 258454955]

約数ペア:

[(1, 258454955), (5, 51690991), (11, 23495905), (55, 4699181), (211, 1224905), (1055, 244981), (2321, 111355), (11605, 22271)]