428804552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{20219}}^1$

素因数の和:20477

約数の個数: 32

約数和(自身を含む): 880783200

約数和(自身を除く): 451978648

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 241, 482, 964, 1928, 2651, 5302, 10604, 20219, 21208, 40438, 80876, 161752, 222409, 444818, 889636, 1779272, 4872779, 9745558, 19491116, 38982232, 53600569, 107201138, 214402276, 428804552]

約数ペア:

[(1, 428804552), (2, 214402276), (4, 107201138), (8, 53600569), (11, 38982232), (22, 19491116), (44, 9745558), (88, 4872779), (241, 1779272), (482, 889636), (964, 444818), (1928, 222409), (2651, 161752), (5302, 80876), (10604, 40438), (20219, 21208)]