220758517

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{7561}}^1$

素因数の和:7708

約数の個数: 16

約数和(自身を含む): 260858752

約数和(自身を除く): 40100235

約数列:

[1, 7, 43, 97, 301, 679, 4171, 7561, 29197, 52927, 325123, 733417, 2275861, 5133919, 31536931, 220758517]

約数ペア:

[(1, 220758517), (7, 31536931), (43, 5133919), (97, 2275861), (301, 733417), (679, 325123), (4171, 52927), (7561, 29197)]