157439686

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{421}}^1\times {\mathrm{647}}^1$

素因数の和:1104

約数の個数: 24

約数和(自身を含む): 251852976

約数和(自身を除く): 94413290

約数列:

[1, 2, 17, 34, 289, 421, 578, 647, 842, 1294, 7157, 10999, 14314, 21998, 121669, 186983, 243338, 272387, 373966, 544774, 4630579, 9261158, 78719843, 157439686]

約数ペア:

[(1, 157439686), (2, 78719843), (17, 9261158), (34, 4630579), (289, 544774), (421, 373966), (578, 272387), (647, 243338), (842, 186983), (1294, 121669), (7157, 21998), (10999, 14314)]