971302717

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{19991}}^1$

素因数の和:20640

約数の個数: 16

約数和(自身を含む): 1212954624

約数和(自身を除く): 241651907

約数列:

[1, 7, 11, 77, 631, 4417, 6941, 19991, 48587, 139937, 219901, 1539307, 12614321, 88300247, 138757531, 971302717]

約数ペア:

[(1, 971302717), (7, 138757531), (11, 88300247), (77, 12614321), (631, 1539307), (4417, 219901), (6941, 139937), (19991, 48587)]