8212505

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 11854080

約数和(自身を除く): 3641575

約数列:

[1, 5, 7, 35, 41, 59, 97, 205, 287, 295, 413, 485, 679, 1435, 2065, 2419, 3395, 3977, 5723, 12095, 16933, 19885, 27839, 28615, 40061, 84665, 139195, 200305, 234643, 1173215, 1642501, 8212505]

約数ペア:

[(1, 8212505), (5, 1642501), (7, 1173215), (35, 234643), (41, 200305), (59, 139195), (97, 84665), (205, 40061), (287, 28615), (295, 27839), (413, 19885), (485, 16933), (679, 12095), (1435, 5723), (2065, 3977), (2419, 3395)]