4192371

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:232

約数の個数: 32

約数和(自身を含む): 6673920

約数和(自身を除く): 2481549

約数列:

[1, 3, 9, 23, 27, 43, 69, 129, 157, 207, 387, 471, 621, 989, 1161, 1413, 2967, 3611, 4239, 6751, 8901, 10833, 20253, 26703, 32499, 60759, 97497, 155273, 182277, 465819, 1397457, 4192371]

約数ペア:

[(1, 4192371), (3, 1397457), (9, 465819), (23, 182277), (27, 155273), (43, 97497), (69, 60759), (129, 32499), (157, 26703), (207, 20253), (387, 10833), (471, 8901), (621, 6751), (989, 4239), (1161, 3611), (1413, 2967)]