209319630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{536717}}^1$

素因数の和:536740

約数の個数: 32

約数和(自身を含む): 541011744

約数和(自身を除く): 331692114

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 536717, 1073434, 1610151, 2683585, 3220302, 5367170, 6977321, 8050755, 13954642, 16101510, 20931963, 34886605, 41863926, 69773210, 104659815, 209319630]

約数ペア:

[(1, 209319630), (2, 104659815), (3, 69773210), (5, 41863926), (6, 34886605), (10, 20931963), (13, 16101510), (15, 13954642), (26, 8050755), (30, 6977321), (39, 5367170), (65, 3220302), (78, 2683585), (130, 1610151), (195, 1073434), (390, 536717)]