217898874

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{180679}}^1$

素因数の和:180754

約数の個数: 24

約数和(自身を含む): 479163360

約数和(自身を除く): 261264486

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1206, 180679, 361358, 542037, 1084074, 1626111, 3252222, 12105493, 24210986, 36316479, 72632958, 108949437, 217898874]

約数ペア:

[(1, 217898874), (2, 108949437), (3, 72632958), (6, 36316479), (9, 24210986), (18, 12105493), (67, 3252222), (134, 1626111), (201, 1084074), (402, 542037), (603, 361358), (1206, 180679)]