68693855

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 88460208

約数和(自身を除く): 19766353

約数列:

[1, 5, 17, 85, 137, 289, 347, 685, 1445, 1735, 2329, 5899, 11645, 29495, 39593, 47539, 100283, 197965, 237695, 501415, 808163, 4040815, 13738771, 68693855]

約数ペア:

[(1, 68693855), (5, 13738771), (17, 4040815), (85, 808163), (137, 501415), (289, 237695), (347, 197965), (685, 100283), (1445, 47539), (1735, 39593), (2329, 29495), (5899, 11645)]