221857105

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{15149}}^1$

素因数の和:15284

約数の個数: 16

約数和(自身を含む): 278154000

約数和(自身を除く): 56296895

約数列:

[1, 5, 29, 101, 145, 505, 2929, 14645, 15149, 75745, 439321, 1530049, 2196605, 7650245, 44371421, 221857105]

約数ペア:

[(1, 221857105), (5, 44371421), (29, 7650245), (101, 2196605), (145, 1530049), (505, 439321), (2929, 75745), (14645, 15149)]