261018

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{853}}^1$

素因数の和:878

約数の個数: 24

約数和(自身を含む): 599508

約数和(自身を除く): 338490

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 853, 1706, 2559, 5118, 7677, 14501, 15354, 29002, 43503, 87006, 130509, 261018]

約数ペア:

[(1, 261018), (2, 130509), (3, 87006), (6, 43503), (9, 29002), (17, 15354), (18, 14501), (34, 7677), (51, 5118), (102, 2559), (153, 1706), (306, 853)]