129968612

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{487}}^2$

素因数の和:1115

約数の個数: 18

約数和(自身を含む): 229576662

約数和(自身を除く): 99608050

約数列:

[1, 2, 4, 137, 274, 487, 548, 974, 1948, 66719, 133438, 237169, 266876, 474338, 948676, 32492153, 64984306, 129968612]

約数ペア:

[(1, 129968612), (2, 64984306), (4, 32492153), (137, 948676), (274, 474338), (487, 266876), (548, 237169), (974, 133438), (1948, 66719)]