72191945

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{17333}}^1$

素因数の和:17369

約数の個数: 24

約数和(自身を含む): 106708104

約数和(自身を除く): 34516159

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 17333, 86665, 121331, 294661, 606655, 849317, 1473305, 2062627, 4246585, 10313135, 14438389, 72191945]

約数ペア:

[(1, 72191945), (5, 14438389), (7, 10313135), (17, 4246585), (35, 2062627), (49, 1473305), (85, 849317), (119, 606655), (245, 294661), (595, 121331), (833, 86665), (4165, 17333)]