87143615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{4639}}^1$

素因数の和:4691

約数の個数: 24

約数和(自身を含む): 119656320

約数和(自身を除く): 32512705

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 1105, 1445, 3757, 4639, 18785, 23195, 60307, 78863, 301535, 394315, 1025219, 1340671, 5126095, 6703355, 17428723, 87143615]

約数ペア:

[(1, 87143615), (5, 17428723), (13, 6703355), (17, 5126095), (65, 1340671), (85, 1025219), (221, 394315), (289, 301535), (1105, 78863), (1445, 60307), (3757, 23195), (4639, 18785)]