68641517

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:796

約数の個数: 16

約数和(自身を含む): 79833600

約数和(自身を除く): 11192083

約数列:

[1, 7, 89, 239, 461, 623, 1673, 3227, 21271, 41029, 110179, 148897, 287203, 771253, 9805931, 68641517]

約数ペア:

[(1, 68641517), (7, 9805931), (89, 771253), (239, 287203), (461, 148897), (623, 110179), (1673, 41029), (3227, 21271)]