1639846663

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{3251}}^1$

素因数の和:3535

約数の個数: 32

約数和(自身を含む): 2115412992

約数和(自身を除く): 475566329

約数列:

[1, 7, 13, 23, 91, 161, 241, 299, 1687, 2093, 3133, 3251, 5543, 21931, 22757, 38801, 42263, 72059, 74773, 295841, 504413, 523411, 783491, 972049, 5484437, 6804343, 10185383, 18020293, 71297681, 126142051, 234263809, 1639846663]

約数ペア:

[(1, 1639846663), (7, 234263809), (13, 126142051), (23, 71297681), (91, 18020293), (161, 10185383), (241, 6804343), (299, 5484437), (1687, 972049), (2093, 783491), (3133, 523411), (3251, 504413), (5543, 295841), (21931, 74773), (22757, 72059), (38801, 42263)]