12455223

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{661}}^1$

素因数の和:1246

約数の個数: 16

約数和(自身を含む): 18175872

約数和(自身を除く): 5720649

約数列:

[1, 3, 11, 33, 571, 661, 1713, 1983, 6281, 7271, 18843, 21813, 377431, 1132293, 4151741, 12455223]

約数ペア:

[(1, 12455223), (3, 4151741), (11, 1132293), (33, 377431), (571, 21813), (661, 18843), (1713, 7271), (1983, 6281)]