90785812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{28621}}^1$

素因数の和:28699

約数の個数: 24

約数和(自身を含む): 173907272

約数和(自身を除く): 83121460

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 28621, 57242, 114484, 372073, 744146, 1488292, 1745881, 3491762, 6983524, 22696453, 45392906, 90785812]

約数ペア:

[(1, 90785812), (2, 45392906), (4, 22696453), (13, 6983524), (26, 3491762), (52, 1745881), (61, 1488292), (122, 744146), (244, 372073), (793, 114484), (1586, 57242), (3172, 28621)]