78840286

素因数分解:

$2^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{6961}}^1$

素因数の和:7779

約数の個数: 16

約数和(自身を含む): 135341280

約数和(自身を除く): 56500994

約数列:

[1, 2, 7, 14, 809, 1618, 5663, 6961, 11326, 13922, 48727, 97454, 5631449, 11262898, 39420143, 78840286]

約数ペア:

[(1, 78840286), (2, 39420143), (7, 11262898), (14, 5631449), (809, 97454), (1618, 48727), (5663, 13922), (6961, 11326)]