53389910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{108959}}^1$

素因数の和:108980

約数の個数: 24

約数和(自身を含む): 111792960

約数和(自身を除く): 58403050

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 108959, 217918, 544795, 762713, 1089590, 1525426, 3813565, 5338991, 7627130, 10677982, 26694955, 53389910]

約数ペア:

[(1, 53389910), (2, 26694955), (5, 10677982), (7, 7627130), (10, 5338991), (14, 3813565), (35, 1525426), (49, 1089590), (70, 762713), (98, 544795), (245, 217918), (490, 108959)]