201237291

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{19259}}^1$

素因数の和:19317

約数の個数: 24

約数和(自身を含む): 308468160

約数和(自身を除く): 107230869

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 3483, 10449, 19259, 57777, 173331, 519993, 828137, 1559979, 2484411, 4679937, 7453233, 22359699, 67079097, 201237291]

約数ペア:

[(1, 201237291), (3, 67079097), (9, 22359699), (27, 7453233), (43, 4679937), (81, 2484411), (129, 1559979), (243, 828137), (387, 519993), (1161, 173331), (3483, 57777), (10449, 19259)]