86571395

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 111301008

約数和(自身を除く): 24729613

約数列:

[1, 5, 17, 85, 181, 289, 331, 905, 1445, 1655, 3077, 5627, 15385, 28135, 52309, 59911, 95659, 261545, 299555, 478295, 1018487, 5092435, 17314279, 86571395]

約数ペア:

[(1, 86571395), (5, 17314279), (17, 5092435), (85, 1018487), (181, 478295), (289, 299555), (331, 261545), (905, 95659), (1445, 59911), (1655, 52309), (3077, 28135), (5627, 15385)]