108971821

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{1487}}^1$

素因数の和:1561

約数の個数: 24

約数和(自身を含む): 136062720

約数和(自身を除く): 27090899

約数列:

[1, 7, 19, 29, 133, 203, 361, 551, 1487, 2527, 3857, 10409, 10469, 28253, 43123, 73283, 197771, 301861, 536807, 819337, 3757649, 5735359, 15567403, 108971821]

約数ペア:

[(1, 108971821), (7, 15567403), (19, 5735359), (29, 3757649), (133, 819337), (203, 536807), (361, 301861), (551, 197771), (1487, 73283), (2527, 43123), (3857, 28253), (10409, 10469)]