7428745

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 9747864

約数和(自身を除く): 2319119

約数列:

[1, 5, 17, 53, 85, 97, 265, 289, 485, 901, 1445, 1649, 4505, 5141, 8245, 15317, 25705, 28033, 76585, 87397, 140165, 436985, 1485749, 7428745]

約数ペア:

[(1, 7428745), (5, 1485749), (17, 436985), (53, 140165), (85, 87397), (97, 76585), (265, 28033), (289, 25705), (485, 15317), (901, 8245), (1445, 5141), (1649, 4505)]