56918215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{6971}}^1$

素因数の和:7070

約数の個数: 16

約数和(自身を含む): 72285696

約数和(自身を除く): 15367481

約数列:

[1, 5, 23, 71, 115, 355, 1633, 6971, 8165, 34855, 160333, 494941, 801665, 2474705, 11383643, 56918215]

約数ペア:

[(1, 56918215), (5, 11383643), (23, 2474705), (71, 801665), (115, 494941), (355, 160333), (1633, 34855), (6971, 8165)]