31531214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2689}}^1$

素因数の和:2756

約数の個数: 32

約数和(自身を含む): 56941920

約数和(自身を除く): 25410706

約数列:

[1, 2, 11, 13, 22, 26, 41, 82, 143, 286, 451, 533, 902, 1066, 2689, 5378, 5863, 11726, 29579, 34957, 59158, 69914, 110249, 220498, 384527, 769054, 1212739, 1433237, 2425478, 2866474, 15765607, 31531214]

約数ペア:

[(1, 31531214), (2, 15765607), (11, 2866474), (13, 2425478), (22, 1433237), (26, 1212739), (41, 769054), (82, 384527), (143, 220498), (286, 110249), (451, 69914), (533, 59158), (902, 34957), (1066, 29579), (2689, 11726), (5378, 5863)]