289329615

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 513055296

約数和(自身を除く): 223725681

約数列:

[1, 3, 5, 9, 15, 45, 71, 137, 213, 355, 411, 639, 661, 685, 1065, 1233, 1983, 2055, 3195, 3305, 5949, 6165, 9727, 9915, 29181, 29745, 46931, 48635, 87543, 90557, 140793, 145905, 234655, 271671, 422379, 437715, 452785, 703965, 815013, 1358355, 2111895, 4075065, 6429547, 19288641, 32147735, 57865923, 96443205, 289329615]

約数ペア:

[(1, 289329615), (3, 96443205), (5, 57865923), (9, 32147735), (15, 19288641), (45, 6429547), (71, 4075065), (137, 2111895), (213, 1358355), (355, 815013), (411, 703965), (639, 452785), (661, 437715), (685, 422379), (1065, 271671), (1233, 234655), (1983, 145905), (2055, 140793), (3195, 90557), (3305, 87543), (5949, 48635), (6165, 46931), (9727, 29745), (9915, 29181)]