289186856

素因数分解:

$2^3\times 7^1\times {\mathrm{443}}^1\times {\mathrm{11657}}^1$

素因数の和:12113

約数の個数: 32

約数和(自身を含む): 621138240

約数和(自身を除く): 331951384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 443, 886, 1772, 3101, 3544, 6202, 11657, 12404, 23314, 24808, 46628, 81599, 93256, 163198, 326396, 652792, 5164051, 10328102, 20656204, 36148357, 41312408, 72296714, 144593428, 289186856]

約数ペア:

[(1, 289186856), (2, 144593428), (4, 72296714), (7, 41312408), (8, 36148357), (14, 20656204), (28, 10328102), (56, 5164051), (443, 652792), (886, 326396), (1772, 163198), (3101, 93256), (3544, 81599), (6202, 46628), (11657, 24808), (12404, 23314)]