9978575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 13378608

約数和(自身を除く): 3400033

約数列:

[1, 5, 17, 25, 53, 85, 265, 425, 443, 901, 1325, 2215, 4505, 7531, 11075, 22525, 23479, 37655, 117395, 188275, 399143, 586975, 1995715, 9978575]

約数ペア:

[(1, 9978575), (5, 1995715), (17, 586975), (25, 399143), (53, 188275), (85, 117395), (265, 37655), (425, 23479), (443, 22525), (901, 11075), (1325, 7531), (2215, 4505)]