139271248

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{68539}}^1$

素因数の和:68674

約数の個数: 20

約数和(自身を含む): 271966720

約数和(自身を除く): 132695472

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 68539, 137078, 274156, 548312, 1096624, 8704453, 17408906, 34817812, 69635624, 139271248]

約数ペア:

[(1, 139271248), (2, 69635624), (4, 34817812), (8, 17408906), (16, 8704453), (127, 1096624), (254, 548312), (508, 274156), (1016, 137078), (2032, 68539)]