28702233

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5119}}^1$

素因数の和:5221

約数の個数: 24

約数和(自身を含む): 47923200

約数和(自身を除く): 19220967

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 5119, 5607, 15357, 35833, 46071, 107499, 322497, 455591, 1366773, 3189137, 4100319, 9567411, 28702233]

約数ペア:

[(1, 28702233), (3, 9567411), (7, 4100319), (9, 3189137), (21, 1366773), (63, 455591), (89, 322497), (267, 107499), (623, 46071), (801, 35833), (1869, 15357), (5119, 5607)]