81502365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{2081}}^1$

素因数の和:2469

約数の個数: 32

約数和(自身を含む): 149504256

約数和(自身を除く): 68001891

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 373, 1119, 1865, 2081, 2611, 5595, 6243, 7833, 10405, 13055, 14567, 31215, 39165, 43701, 72835, 218505, 776213, 2328639, 3881065, 5433491, 11643195, 16300473, 27167455, 81502365]

約数ペア:

[(1, 81502365), (3, 27167455), (5, 16300473), (7, 11643195), (15, 5433491), (21, 3881065), (35, 2328639), (105, 776213), (373, 218505), (1119, 72835), (1865, 43701), (2081, 39165), (2611, 31215), (5595, 14567), (6243, 13055), (7833, 10405)]