128959452

素因数分解:

$2^2\times 3^4\times {\mathrm{398023}}^1$

素因数の和:398039

約数の個数: 30

約数和(自身を含む): 337126328

約数和(自身を除く): 208166876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 398023, 796046, 1194069, 1592092, 2388138, 3582207, 4776276, 7164414, 10746621, 14328828, 21493242, 32239863, 42986484, 64479726, 128959452]

約数ペア:

[(1, 128959452), (2, 64479726), (3, 42986484), (4, 32239863), (6, 21493242), (9, 14328828), (12, 10746621), (18, 7164414), (27, 4776276), (36, 3582207), (54, 2388138), (81, 1592092), (108, 1194069), (162, 796046), (324, 398023)]