128332287

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{877}}^1$

素因数の和:1183

約数の個数: 24

約数和(自身を含む): 189015840

約数和(自身を除く): 60683553

約数列:

[1, 3, 9, 71, 213, 229, 639, 687, 877, 2061, 2631, 7893, 16259, 48777, 62267, 146331, 186801, 200833, 560403, 602499, 1807497, 14259143, 42777429, 128332287]

約数ペア:

[(1, 128332287), (3, 42777429), (9, 14259143), (71, 1807497), (213, 602499), (229, 560403), (639, 200833), (687, 186801), (877, 146331), (2061, 62267), (2631, 48777), (7893, 16259)]