28680354

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{12163}}^1$

素因数の和:12302

約数の個数: 24

約数和(自身を含む): 62620272

約数和(自身を除く): 33939918

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 12163, 24326, 36489, 72978, 109467, 218934, 1593353, 3186706, 4780059, 9560118, 14340177, 28680354]

約数ペア:

[(1, 28680354), (2, 14340177), (3, 9560118), (6, 4780059), (9, 3186706), (18, 1593353), (131, 218934), (262, 109467), (393, 72978), (786, 36489), (1179, 24326), (2358, 12163)]