198441255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{778201}}^1$

素因数の和:778226

約数の個数: 16

約数和(自身を含む): 336183264

約数和(自身を除く): 137742009

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 778201, 2334603, 3891005, 11673015, 13229417, 39688251, 66147085, 198441255]

約数ペア:

[(1, 198441255), (3, 66147085), (5, 39688251), (15, 13229417), (17, 11673015), (51, 3891005), (85, 2334603), (255, 778201)]