664390908

素因数分解:

$2^2\times 3^2\times {\mathrm{181}}^1\times {\mathrm{101963}}^1$

素因数の和:102154

約数の個数: 36

約数和(自身を含む): 1688727768

約数和(自身を除く): 1024336860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 181, 362, 543, 724, 1086, 1629, 2172, 3258, 6516, 101963, 203926, 305889, 407852, 611778, 917667, 1223556, 1835334, 3670668, 18455303, 36910606, 55365909, 73821212, 110731818, 166097727, 221463636, 332195454, 664390908]

約数ペア:

[(1, 664390908), (2, 332195454), (3, 221463636), (4, 166097727), (6, 110731818), (9, 73821212), (12, 55365909), (18, 36910606), (36, 18455303), (181, 3670668), (362, 1835334), (543, 1223556), (724, 917667), (1086, 611778), (1629, 407852), (2172, 305889), (3258, 203926), (6516, 101963)]