81513201

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{2113}}^1$

素因数の和:2301

約数の個数: 32

約数和(自身を含む): 136378368

約数和(自身を除く): 54865167

約数列:

[1, 3, 7, 11, 21, 33, 77, 167, 231, 501, 1169, 1837, 2113, 3507, 5511, 6339, 12859, 14791, 23243, 38577, 44373, 69729, 162701, 352871, 488103, 1058613, 2470097, 3881581, 7410291, 11644743, 27171067, 81513201]

約数ペア:

[(1, 81513201), (3, 27171067), (7, 11644743), (11, 7410291), (21, 3881581), (33, 2470097), (77, 1058613), (167, 488103), (231, 352871), (501, 162701), (1169, 69729), (1837, 44373), (2113, 38577), (3507, 23243), (5511, 14791), (6339, 12859)]