221497986

素因数分解:

$2^1\times 3^1\times {\mathrm{449}}^1\times {\mathrm{82219}}^1$

素因数の和:82673

約数の個数: 16

約数和(自身を含む): 443988000

約数和(自身を除く): 222490014

約数列:

[1, 2, 3, 6, 449, 898, 1347, 2694, 82219, 164438, 246657, 493314, 36916331, 73832662, 110748993, 221497986]

約数ペア:

[(1, 221497986), (2, 110748993), (3, 73832662), (6, 36916331), (449, 493314), (898, 246657), (1347, 164438), (2694, 82219)]