221017130

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{49891}}^1$

素因数の和:50341

約数の個数: 16

約数和(自身を含む): 398736864

約数和(自身を除く): 177719734

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 49891, 99782, 249455, 498910, 22101713, 44203426, 110508565, 221017130]

約数ペア:

[(1, 221017130), (2, 110508565), (5, 44203426), (10, 22101713), (443, 498910), (886, 249455), (2215, 99782), (4430, 49891)]