221437238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1\times {\mathrm{877}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 379296000

約数和(自身を除く): 157858762

約数列:

[1, 2, 11, 22, 23, 46, 253, 499, 506, 877, 998, 1754, 5489, 9647, 10978, 11477, 19294, 20171, 22954, 40342, 126247, 221881, 252494, 437623, 443762, 875246, 4813853, 9627706, 10065329, 20130658, 110718619, 221437238]

約数ペア:

[(1, 221437238), (2, 110718619), (11, 20130658), (22, 10065329), (23, 9627706), (46, 4813853), (253, 875246), (499, 443762), (506, 437623), (877, 252494), (998, 221881), (1754, 126247), (5489, 40342), (9647, 22954), (10978, 20171), (11477, 19294)]