31451277

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 49674240

約数和(自身を除く): 18222963

約数列:

[1, 3, 11, 13, 33, 39, 143, 167, 429, 439, 501, 1317, 1837, 2171, 4829, 5511, 5707, 6513, 14487, 17121, 23881, 62777, 71643, 73313, 188331, 219939, 806443, 953069, 2419329, 2859207, 10483759, 31451277]

約数ペア:

[(1, 31451277), (3, 10483759), (11, 2859207), (13, 2419329), (33, 953069), (39, 806443), (143, 219939), (167, 188331), (429, 73313), (439, 71643), (501, 62777), (1317, 23881), (1837, 17121), (2171, 14487), (4829, 6513), (5511, 5707)]