28781301

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1\times {\mathrm{677}}^1$

素因数の和:1100

約数の個数: 16

約数和(自身を含む): 39573504

約数和(自身を除く): 10792203

約数列:

[1, 3, 37, 111, 383, 677, 1149, 2031, 14171, 25049, 42513, 75147, 259291, 777873, 9593767, 28781301]

約数ペア:

[(1, 28781301), (3, 9593767), (37, 777873), (111, 259291), (383, 75147), (677, 42513), (1149, 25049), (2031, 14171)]