31399809

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{36469}}^1$

素因数の和:36520

約数の個数: 16

約数和(自身を含む): 49015680

約数和(自身を除く): 17615871

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 36469, 109407, 255283, 765849, 1495229, 4485687, 10466603, 31399809]

約数ペア:

[(1, 31399809), (3, 10466603), (7, 4485687), (21, 1495229), (41, 765849), (123, 255283), (287, 109407), (861, 36469)]