247265278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1847}}^1$

素因数の和:2152

約数の個数: 32

約数和(自身を含む): 422231040

約数和(自身を除く): 174965762

約数列:

[1, 2, 13, 19, 26, 38, 247, 271, 494, 542, 1847, 3523, 3694, 5149, 7046, 10298, 24011, 35093, 48022, 66937, 70186, 133874, 456209, 500537, 912418, 1001074, 6506981, 9510203, 13013962, 19020406, 123632639, 247265278]

約数ペア:

[(1, 247265278), (2, 123632639), (13, 19020406), (19, 13013962), (26, 9510203), (38, 6506981), (247, 1001074), (271, 912418), (494, 500537), (542, 456209), (1847, 133874), (3523, 70186), (3694, 66937), (5149, 48022), (7046, 35093), (10298, 24011)]