215560909

素因数分解:

${\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{541}}^1$

素因数の和:940

約数の個数: 16

約数和(自身を含む): 231455680

約数和(自身を除く): 15894771

約数列:

[1, 19, 67, 313, 541, 1273, 5947, 10279, 20971, 36247, 169333, 398449, 688693, 3217327, 11345311, 215560909]

約数ペア:

[(1, 215560909), (19, 11345311), (67, 3217327), (313, 688693), (541, 398449), (1273, 169333), (5947, 36247), (10279, 20971)]