3728745

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 6918912

約数和(自身を除く): 3190167

約数列:

[1, 3, 5, 9, 15, 41, 43, 45, 47, 123, 129, 141, 205, 215, 235, 369, 387, 423, 615, 645, 705, 1763, 1845, 1927, 1935, 2021, 2115, 5289, 5781, 6063, 8815, 9635, 10105, 15867, 17343, 18189, 26445, 28905, 30315, 79335, 82861, 86715, 90945, 248583, 414305, 745749, 1242915, 3728745]

約数ペア:

[(1, 3728745), (3, 1242915), (5, 745749), (9, 414305), (15, 248583), (41, 90945), (43, 86715), (45, 82861), (47, 79335), (123, 30315), (129, 28905), (141, 26445), (205, 18189), (215, 17343), (235, 15867), (369, 10105), (387, 9635), (423, 8815), (615, 6063), (645, 5781), (705, 5289), (1763, 2115), (1845, 2021), (1927, 1935)]