278316

素因数分解:

$2^2\times 3^4\times {\mathrm{859}}^1$

素因数の和:875

約数の個数: 30

約数和(自身を含む): 728420

約数和(自身を除く): 450104

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 859, 1718, 2577, 3436, 5154, 7731, 10308, 15462, 23193, 30924, 46386, 69579, 92772, 139158, 278316]

約数ペア:

[(1, 278316), (2, 139158), (3, 92772), (4, 69579), (6, 46386), (9, 30924), (12, 23193), (18, 15462), (27, 10308), (36, 7731), (54, 5154), (81, 3436), (108, 2577), (162, 1718), (324, 859)]