142982931

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{74821}}^1$

素因数の和:74851

約数の個数: 24

約数和(自身を含む): 238831824

約数和(自身を除く): 95848893

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 74821, 224463, 523747, 972673, 1571241, 2918019, 3666229, 6808711, 10998687, 20426133, 47660977, 142982931]

約数ペア:

[(1, 142982931), (3, 47660977), (7, 20426133), (13, 10998687), (21, 6808711), (39, 3666229), (49, 2918019), (91, 1571241), (147, 972673), (273, 523747), (637, 224463), (1911, 74821)]