123519630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{316717}}^1$

素因数の和:316740

約数の個数: 32

約数和(自身を含む): 319251744

約数和(自身を除く): 195732114

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 316717, 633434, 950151, 1583585, 1900302, 3167170, 4117321, 4750755, 8234642, 9501510, 12351963, 20586605, 24703926, 41173210, 61759815, 123519630]

約数ペア:

[(1, 123519630), (2, 61759815), (3, 41173210), (5, 24703926), (6, 20586605), (10, 12351963), (13, 9501510), (15, 8234642), (26, 4750755), (30, 4117321), (39, 3167170), (65, 1900302), (78, 1583585), (130, 950151), (195, 633434), (390, 316717)]