28103313

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5167}}^1$

素因数の和:5221

約数の個数: 24

約数和(自身を含む): 44775552

約数和(自身を除く): 16672239

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5167, 5439, 15501, 36169, 108507, 191179, 253183, 573537, 759549, 1338253, 4014759, 9367771, 28103313]

約数ペア:

[(1, 28103313), (3, 9367771), (7, 4014759), (21, 1338253), (37, 759549), (49, 573537), (111, 253183), (147, 191179), (259, 108507), (777, 36169), (1813, 15501), (5167, 5439)]