270069085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{971}}^1$

素因数の和:1389

約数の個数: 32

約数和(自身を含む): 382112640

約数和(自身を除く): 112043555

約数列:

[1, 5, 11, 13, 55, 65, 143, 389, 715, 971, 1945, 4279, 4855, 5057, 10681, 12623, 21395, 25285, 53405, 55627, 63115, 138853, 278135, 377719, 694265, 1888595, 4154909, 4910347, 20774545, 24551735, 54013817, 270069085]

約数ペア:

[(1, 270069085), (5, 54013817), (11, 24551735), (13, 20774545), (55, 4910347), (65, 4154909), (143, 1888595), (389, 694265), (715, 377719), (971, 278135), (1945, 138853), (4279, 63115), (4855, 55627), (5057, 53405), (10681, 25285), (12623, 21395)]