668857816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1471}}^1\times {\mathrm{5167}}^1$

素因数の和:6655

約数の個数: 32

約数和(自身を含む): 1369313280

約数和(自身を除く): 700455464

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1471, 2942, 5167, 5884, 10334, 11768, 16181, 20668, 32362, 41336, 56837, 64724, 113674, 129448, 227348, 454696, 7600657, 15201314, 30402628, 60805256, 83607227, 167214454, 334428908, 668857816]

約数ペア:

[(1, 668857816), (2, 334428908), (4, 167214454), (8, 83607227), (11, 60805256), (22, 30402628), (44, 15201314), (88, 7600657), (1471, 454696), (2942, 227348), (5167, 129448), (5884, 113674), (10334, 64724), (11768, 56837), (16181, 41336), (20668, 32362)]