78910818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{2719}}^1$

素因数の和:3422

約数の個数: 32

約数和(自身を含む): 180695040

約数和(自身を除く): 101784222

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 691, 1382, 2073, 2719, 4146, 4837, 5438, 8157, 9674, 14511, 16314, 19033, 29022, 38066, 57099, 114198, 1878829, 3757658, 5636487, 11272974, 13151803, 26303606, 39455409, 78910818]

約数ペア:

[(1, 78910818), (2, 39455409), (3, 26303606), (6, 13151803), (7, 11272974), (14, 5636487), (21, 3757658), (42, 1878829), (691, 114198), (1382, 57099), (2073, 38066), (2719, 29022), (4146, 19033), (4837, 16314), (5438, 14511), (8157, 9674)]