145985665

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{857}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 208226304

約数和(自身を除く): 62240639

約数列:

[1, 5, 7, 31, 35, 155, 157, 217, 785, 857, 1085, 1099, 4285, 4867, 5495, 5999, 24335, 26567, 29995, 34069, 132835, 134549, 170345, 185969, 672745, 929845, 941843, 4171019, 4709215, 20855095, 29197133, 145985665]

約数ペア:

[(1, 145985665), (5, 29197133), (7, 20855095), (31, 4709215), (35, 4171019), (155, 941843), (157, 929845), (217, 672745), (785, 185969), (857, 170345), (1085, 134549), (1099, 132835), (4285, 34069), (4867, 29995), (5495, 26567), (5999, 24335)]