127972090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{44281}}^1$

素因数の和:44322

約数の個数: 24

約数和(自身を含む): 244702332

約数和(自身を除く): 116730242

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 44281, 88562, 221405, 442810, 752777, 1505554, 3763885, 7527770, 12797209, 25594418, 63986045, 127972090]

約数ペア:

[(1, 127972090), (2, 63986045), (5, 25594418), (10, 12797209), (17, 7527770), (34, 3763885), (85, 1505554), (170, 752777), (289, 442810), (578, 221405), (1445, 88562), (2890, 44281)]