71686671

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1279}}^1$

素因数の和:1463

約数の個数: 32

約数和(自身を含む): 116490240

約数和(自身を除く): 44803569

約数列:

[1, 3, 7, 17, 21, 51, 119, 157, 357, 471, 1099, 1279, 2669, 3297, 3837, 8007, 8953, 18683, 21743, 26859, 56049, 65229, 152201, 200803, 456603, 602409, 1405621, 3413651, 4216863, 10240953, 23895557, 71686671]

約数ペア:

[(1, 71686671), (3, 23895557), (7, 10240953), (17, 4216863), (21, 3413651), (51, 1405621), (119, 602409), (157, 456603), (357, 200803), (471, 152201), (1099, 65229), (1279, 56049), (2669, 26859), (3297, 21743), (3837, 18683), (8007, 8953)]