2181528159

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{85843}}^1$

素因数の和:86086

約数の個数: 16

約数和(自身を含む): 2991491712

約数和(自身を除く): 809963553

約数列:

[1, 3, 43, 129, 197, 591, 8471, 25413, 85843, 257529, 3691249, 11073747, 16911071, 50733213, 727176053, 2181528159]

約数ペア:

[(1, 2181528159), (3, 727176053), (43, 50733213), (129, 16911071), (197, 11073747), (591, 3691249), (8471, 257529), (25413, 85843)]