718018137

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{31079}}^1$

素因数の和:31253

約数の個数: 24

約数和(自身を含む): 1105453440

約数和(自身を除く): 387435303

約数列:

[1, 3, 9, 17, 51, 151, 153, 453, 1359, 2567, 7701, 23103, 31079, 93237, 279711, 528343, 1585029, 4692929, 4755087, 14078787, 42236361, 79779793, 239339379, 718018137]

約数ペア:

[(1, 718018137), (3, 239339379), (9, 79779793), (17, 42236361), (51, 14078787), (151, 4755087), (153, 4692929), (453, 1585029), (1359, 528343), (2567, 279711), (7701, 93237), (23103, 31079)]