161082271

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 198190080

約数和(自身を除く): 37107809

約数列:

[1, 7, 23, 67, 109, 137, 161, 469, 763, 959, 1541, 2507, 3151, 7303, 9179, 10787, 14933, 17549, 22057, 51121, 64253, 104531, 167969, 211117, 343459, 1000511, 1175783, 1477819, 2404213, 7003577, 23011753, 161082271]

約数ペア:

[(1, 161082271), (7, 23011753), (23, 7003577), (67, 2404213), (109, 1477819), (137, 1175783), (161, 1000511), (469, 343459), (763, 211117), (959, 167969), (1541, 104531), (2507, 64253), (3151, 51121), (7303, 22057), (9179, 17549), (10787, 14933)]