13439289

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1721}}^1$

素因数の和:1880

約数の個数: 16

約数和(自身を含む): 19010880

約数和(自身を除く): 5571591

約数列:

[1, 3, 19, 57, 137, 411, 1721, 2603, 5163, 7809, 32699, 98097, 235777, 707331, 4479763, 13439289]

約数ペア:

[(1, 13439289), (3, 4479763), (19, 707331), (57, 235777), (137, 98097), (411, 32699), (1721, 7809), (2603, 5163)]