87040072

素因数分解:

$2^3\times 7^2\times {\mathrm{222041}}^1$

素因数の和:222061

約数の個数: 24

約数和(自身を含む): 189845910

約数和(自身を除く): 102805838

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 222041, 444082, 888164, 1554287, 1776328, 3108574, 6217148, 10880009, 12434296, 21760018, 43520036, 87040072]

約数ペア:

[(1, 87040072), (2, 43520036), (4, 21760018), (7, 12434296), (8, 10880009), (14, 6217148), (28, 3108574), (49, 1776328), (56, 1554287), (98, 888164), (196, 444082), (392, 222041)]