390634706

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{2591}}^1$

素因数の和:2711

約数の個数: 48

約数和(自身を含む): 744629760

約数和(自身を除く): 353995054

約数列:

[1, 2, 7, 11, 14, 22, 77, 89, 121, 154, 178, 242, 623, 847, 979, 1246, 1694, 1958, 2591, 5182, 6853, 10769, 13706, 18137, 21538, 28501, 36274, 57002, 75383, 150766, 199507, 230599, 313511, 399014, 461198, 627022, 1614193, 2194577, 2536589, 3228386, 4389154, 5073178, 17756123, 27902479, 35512246, 55804958, 195317353, 390634706]

約数ペア:

[(1, 390634706), (2, 195317353), (7, 55804958), (11, 35512246), (14, 27902479), (22, 17756123), (77, 5073178), (89, 4389154), (121, 3228386), (154, 2536589), (178, 2194577), (242, 1614193), (623, 627022), (847, 461198), (979, 399014), (1246, 313511), (1694, 230599), (1958, 199507), (2591, 150766), (5182, 75383), (6853, 57002), (10769, 36274), (13706, 28501), (18137, 21538)]