71378421

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{4079}}^1$

素因数の和:4408

約数の個数: 16

約数和(自身を含む): 100531200

約数和(自身を除く): 29152779

約数列:

[1, 3, 19, 57, 307, 921, 4079, 5833, 12237, 17499, 77501, 232503, 1252253, 3756759, 23792807, 71378421]

約数ペア:

[(1, 71378421), (3, 23792807), (19, 3756759), (57, 1252253), (307, 232503), (921, 77501), (4079, 17499), (5833, 12237)]