78978506

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{1301}}^1$

素因数の和:1669

約数の個数: 16

約数和(自身を含む): 119992320

約数和(自身を除く): 41013814

約数列:

[1, 2, 127, 239, 254, 478, 1301, 2602, 30353, 60706, 165227, 310939, 330454, 621878, 39489253, 78978506]

約数ペア:

[(1, 78978506), (2, 39489253), (127, 621878), (239, 330454), (254, 310939), (478, 165227), (1301, 60706), (2602, 30353)]