201101325

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 343597056

約数和(自身を除く): 142495731

約数列:

[1, 3, 5, 15, 25, 43, 75, 127, 129, 215, 381, 491, 635, 645, 1075, 1473, 1905, 2455, 3175, 3225, 5461, 7365, 9525, 12275, 16383, 21113, 27305, 36825, 62357, 63339, 81915, 105565, 136525, 187071, 311785, 316695, 409575, 527825, 935355, 1558925, 1583475, 2681351, 4676775, 8044053, 13406755, 40220265, 67033775, 201101325]

約数ペア:

[(1, 201101325), (3, 67033775), (5, 40220265), (15, 13406755), (25, 8044053), (43, 4676775), (75, 2681351), (127, 1583475), (129, 1558925), (215, 935355), (381, 527825), (491, 409575), (635, 316695), (645, 311785), (1075, 187071), (1473, 136525), (1905, 105565), (2455, 81915), (3175, 63339), (3225, 62357), (5461, 36825), (7365, 27305), (9525, 21113), (12275, 16383)]