64175049

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1193}}^1$

素因数の和:1381

約数の個数: 24

約数和(自身を含む): 95615520

約数和(自身を除く): 31440471

約数列:

[1, 3, 9, 43, 129, 139, 387, 417, 1193, 1251, 3579, 5977, 10737, 17931, 51299, 53793, 153897, 165827, 461691, 497481, 1492443, 7130561, 21391683, 64175049]

約数ペア:

[(1, 64175049), (3, 21391683), (9, 7130561), (43, 1492443), (129, 497481), (139, 461691), (387, 165827), (417, 153897), (1193, 53793), (1251, 51299), (3579, 17931), (5977, 10737)]