15220251

素因数分解:

$3^3\times {\mathrm{313}}^1\times {\mathrm{1801}}^1$

素因数の和:2123

約数の個数: 16

約数和(自身を含む): 22633120

約数和(自身を除く): 7412869

約数列:

[1, 3, 9, 27, 313, 939, 1801, 2817, 5403, 8451, 16209, 48627, 563713, 1691139, 5073417, 15220251]

約数ペア:

[(1, 15220251), (3, 5073417), (9, 1691139), (27, 563713), (313, 48627), (939, 16209), (1801, 8451), (2817, 5403)]