490175361

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:803

約数の個数: 64

約数和(自身を含む): 818442240

約数和(自身を除く): 328266879

約数列:

[1, 3, 9, 13, 27, 39, 43, 47, 117, 129, 141, 351, 387, 423, 559, 611, 691, 1161, 1269, 1677, 1833, 2021, 2073, 5031, 5499, 6063, 6219, 8983, 15093, 16497, 18189, 18657, 26273, 26949, 29713, 32477, 54567, 78819, 80847, 89139, 97431, 236457, 242541, 267417, 292293, 386269, 422201, 709371, 802251, 876879, 1158807, 1266603, 1396511, 3476421, 3799809, 4189533, 10429263, 11399427, 12568599, 18154643, 37705797, 54463929, 163391787, 490175361]

約数ペア:

[(1, 490175361), (3, 163391787), (9, 54463929), (13, 37705797), (27, 18154643), (39, 12568599), (43, 11399427), (47, 10429263), (117, 4189533), (129, 3799809), (141, 3476421), (351, 1396511), (387, 1266603), (423, 1158807), (559, 876879), (611, 802251), (691, 709371), (1161, 422201), (1269, 386269), (1677, 292293), (1833, 267417), (2021, 242541), (2073, 236457), (5031, 97431), (5499, 89139), (6063, 80847), (6219, 78819), (8983, 54567), (15093, 32477), (16497, 29713), (18189, 26949), (18657, 26273)]