161139891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2351}}^1$

素因数の和:2463

約数の個数: 32

約数和(自身を含む): 245661696

約数和(自身を除く): 84521805

約数列:

[1, 3, 11, 31, 33, 67, 93, 201, 341, 737, 1023, 2077, 2211, 2351, 6231, 7053, 22847, 25861, 68541, 72881, 77583, 157517, 218643, 472551, 801691, 1732687, 2405073, 4883027, 5198061, 14649081, 53713297, 161139891]

約数ペア:

[(1, 161139891), (3, 53713297), (11, 14649081), (31, 5198061), (33, 4883027), (67, 2405073), (93, 1732687), (201, 801691), (341, 472551), (737, 218643), (1023, 157517), (2077, 77583), (2211, 72881), (2351, 68541), (6231, 25861), (7053, 22847)]