261542014

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1\times {\mathrm{4691}}^1$

素因数の和:5211

約数の個数: 16

約数和(自身を含む): 399702096

約数和(自身を除く): 138160082

約数列:

[1, 2, 61, 122, 457, 914, 4691, 9382, 27877, 55754, 286151, 572302, 2143787, 4287574, 130771007, 261542014]

約数ペア:

[(1, 261542014), (2, 130771007), (61, 4287574), (122, 2143787), (457, 572302), (914, 286151), (4691, 55754), (9382, 27877)]