9921210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25439}}^1$

素因数の和:25462

約数の個数: 32

約数和(自身を含む): 25643520

約数和(自身を除く): 15722310

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 25439, 50878, 76317, 127195, 152634, 254390, 330707, 381585, 661414, 763170, 992121, 1653535, 1984242, 3307070, 4960605, 9921210]

約数ペア:

[(1, 9921210), (2, 4960605), (3, 3307070), (5, 1984242), (6, 1653535), (10, 992121), (13, 763170), (15, 661414), (26, 381585), (30, 330707), (39, 254390), (65, 152634), (78, 127195), (130, 76317), (195, 50878), (390, 25439)]