30258828

素因数分解:

$2^2\times 3^2\times {\mathrm{840523}}^1$

素因数の和:840533

約数の個数: 18

約数和(自身を含む): 76487684

約数和(自身を除く): 46228856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 840523, 1681046, 2521569, 3362092, 5043138, 7564707, 10086276, 15129414, 30258828]

約数ペア:

[(1, 30258828), (2, 15129414), (3, 10086276), (4, 7564707), (6, 5043138), (9, 3362092), (12, 2521569), (18, 1681046), (36, 840523)]