221386204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{43891}}^1$

素因数の和:44005

約数の個数: 24

約数和(自身を含む): 421538768

約数和(自身を除く): 200152564

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 43891, 87782, 175564, 570583, 1141166, 2282332, 4257427, 8514854, 17029708, 55346551, 110693102, 221386204]

約数ペア:

[(1, 221386204), (2, 110693102), (4, 55346551), (13, 17029708), (26, 8514854), (52, 4257427), (97, 2282332), (194, 1141166), (388, 570583), (1261, 175564), (2522, 87782), (5044, 43891)]