28238973

素因数分解:

$3^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{3511}}^1$

素因数の和:3904

約数の個数: 16

約数和(自身を含む): 43155456

約数和(自身を除く): 14916483

約数列:

[1, 3, 7, 21, 383, 1149, 2681, 3511, 8043, 10533, 24577, 73731, 1344713, 4034139, 9412991, 28238973]

約数ペア:

[(1, 28238973), (3, 9412991), (7, 4034139), (21, 1344713), (383, 73731), (1149, 24577), (2681, 10533), (3511, 8043)]