281989729

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{23993}}^1$

素因数の和:24096

約数の個数: 16

約数和(自身を含む): 340906752

約数和(自身を除く): 58917023

約数列:

[1, 7, 23, 73, 161, 511, 1679, 11753, 23993, 167951, 551839, 1751489, 3862873, 12260423, 40284247, 281989729]

約数ペア:

[(1, 281989729), (7, 40284247), (23, 12260423), (73, 3862873), (161, 1751489), (511, 551839), (1679, 167951), (11753, 23993)]