22216915

素因数分解:

$5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2243}}^1$

素因数の和:2538

約数の個数: 16

約数和(自身を含む): 30590208

約数和(自身を除く): 8373293

約数列:

[1, 5, 7, 35, 283, 1415, 1981, 2243, 9905, 11215, 15701, 78505, 634769, 3173845, 4443383, 22216915]

約数ペア:

[(1, 22216915), (5, 4443383), (7, 3173845), (35, 634769), (283, 78505), (1415, 15701), (1981, 11215), (2243, 9905)]