28997667

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2531}}^1$

素因数の和:2623

約数の個数: 24

約数和(自身を含む): 44765760

約数和(自身を除く): 15768093

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 603, 1273, 2531, 3819, 7593, 11457, 22779, 48089, 144267, 169577, 432801, 508731, 1526193, 3221963, 9665889, 28997667]

約数ペア:

[(1, 28997667), (3, 9665889), (9, 3221963), (19, 1526193), (57, 508731), (67, 432801), (171, 169577), (201, 144267), (603, 48089), (1273, 22779), (2531, 11457), (3819, 7593)]