25309991

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4013}}^1$

素因数の和:4090

約数の個数: 16

約数和(自身を含む): 31212864

約数和(自身を除く): 5902873

約数列:

[1, 7, 17, 53, 119, 371, 901, 4013, 6307, 28091, 68221, 212689, 477547, 1488823, 3615713, 25309991]

約数ペア:

[(1, 25309991), (7, 3615713), (17, 1488823), (53, 477547), (119, 212689), (371, 68221), (901, 28091), (4013, 6307)]