68761553

素因数分解:

$7^3\times {\mathrm{307}}^1\times {\mathrm{653}}^1$

素因数の和:981

約数の個数: 16

約数和(自身を含む): 80572800

約数和(自身を除く): 11811247

約数列:

[1, 7, 49, 307, 343, 653, 2149, 4571, 15043, 31997, 105301, 200471, 223979, 1403297, 9823079, 68761553]

約数ペア:

[(1, 68761553), (7, 9823079), (49, 1403297), (307, 223979), (343, 200471), (653, 105301), (2149, 31997), (4571, 15043)]