278610058

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{709}}^1\times {\mathrm{3221}}^1$

素因数の和:3993

約数の個数: 16

約数和(自身を含む): 425497320

約数和(自身を除く): 146887262

約数列:

[1, 2, 61, 122, 709, 1418, 3221, 6442, 43249, 86498, 196481, 392962, 2283689, 4567378, 139305029, 278610058]

約数ペア:

[(1, 278610058), (2, 139305029), (61, 4567378), (122, 2283689), (709, 392962), (1418, 196481), (3221, 86498), (6442, 43249)]