289257621

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2\times {\mathrm{617}}^1$

素因数の和:793

約数の個数: 24

約数和(自身を含む): 404458752

約数和(自身を除く): 115201131

約数列:

[1, 3, 31, 71, 93, 213, 617, 1851, 2201, 5041, 6603, 15123, 19127, 43807, 57381, 131421, 156271, 468813, 1358017, 3110297, 4074051, 9330891, 96419207, 289257621]

約数ペア:

[(1, 289257621), (3, 96419207), (31, 9330891), (71, 4074051), (93, 3110297), (213, 1358017), (617, 468813), (1851, 156271), (2201, 131421), (5041, 57381), (6603, 43807), (15123, 19127)]