28725752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1657}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 59091120

約数和(自身を除く): 30365368

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 197, 394, 788, 1576, 1657, 2167, 3314, 4334, 6628, 8668, 13256, 17336, 18227, 36454, 72908, 145816, 326429, 652858, 1305716, 2611432, 3590719, 7181438, 14362876, 28725752]

約数ペア:

[(1, 28725752), (2, 14362876), (4, 7181438), (8, 3590719), (11, 2611432), (22, 1305716), (44, 652858), (88, 326429), (197, 145816), (394, 72908), (788, 36454), (1576, 18227), (1657, 17336), (2167, 13256), (3314, 8668), (4334, 6628)]