265639320002

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{240180217}}^1$

素因数の和:240180305

約数の個数: 16

約数和(自身を含む): 461146018560

約数和(自身を除く): 195506698558

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 240180217, 480360434, 1681261519, 3362523038, 18974237143, 37948474286, 132819660001, 265639320002]

約数ペア:

[(1, 265639320002), (2, 132819660001), (7, 37948474286), (14, 18974237143), (79, 3362523038), (158, 1681261519), (553, 480360434), (1106, 240180217)]