201530997

素因数分解:

$3^4\times {\mathrm{313}}^1\times {\mathrm{7949}}^1$

素因数の和:8274

約数の個数: 20

約数和(自身を含む): 302052300

約数和(自身を除く): 100521303

約数列:

[1, 3, 9, 27, 81, 313, 939, 2817, 7949, 8451, 23847, 25353, 71541, 214623, 643869, 2488037, 7464111, 22392333, 67176999, 201530997]

約数ペア:

[(1, 201530997), (3, 67176999), (9, 22392333), (27, 7464111), (81, 2488037), (313, 643869), (939, 214623), (2817, 71541), (7949, 25353), (8451, 23847)]