78437194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{7321}}^1$

素因数の和:7821

約数の個数: 16

約数和(自身を含む): 128632896

約数和(自身を除く): 50195702

約数列:

[1, 2, 11, 22, 487, 974, 5357, 7321, 10714, 14642, 80531, 161062, 3565327, 7130654, 39218597, 78437194]

約数ペア:

[(1, 78437194), (2, 39218597), (11, 7130654), (22, 3565327), (487, 161062), (974, 80531), (5357, 14642), (7321, 10714)]