664228712

素因数分解:

$2^3\times 7^2\times {\mathrm{509}}^1\times {\mathrm{3329}}^1$

素因数の和:3858

約数の個数: 48

約数和(自身を含む): 1452046500

約数和(自身を除く): 787817788

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 509, 1018, 2036, 3329, 3563, 4072, 6658, 7126, 13316, 14252, 23303, 24941, 26632, 28504, 46606, 49882, 93212, 99764, 163121, 186424, 199528, 326242, 652484, 1304968, 1694461, 3388922, 6777844, 11861227, 13555688, 23722454, 47444908, 83028589, 94889816, 166057178, 332114356, 664228712]

約数ペア:

[(1, 664228712), (2, 332114356), (4, 166057178), (7, 94889816), (8, 83028589), (14, 47444908), (28, 23722454), (49, 13555688), (56, 11861227), (98, 6777844), (196, 3388922), (392, 1694461), (509, 1304968), (1018, 652484), (2036, 326242), (3329, 199528), (3563, 186424), (4072, 163121), (6658, 99764), (7126, 93212), (13316, 49882), (14252, 46606), (23303, 28504), (24941, 26632)]