172372915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{491}}^2$

素因数の和:1011

約数の個数: 24

約数和(自身を含む): 243505584

約数和(自身を除く): 71132669

約数列:

[1, 5, 11, 13, 55, 65, 143, 491, 715, 2455, 5401, 6383, 27005, 31915, 70213, 241081, 351065, 1205405, 2651891, 3134053, 13259455, 15670265, 34474583, 172372915]

約数ペア:

[(1, 172372915), (5, 34474583), (11, 15670265), (13, 13259455), (55, 3134053), (65, 2651891), (143, 1205405), (491, 351065), (715, 241081), (2455, 70213), (5401, 31915), (6383, 27005)]