13225105

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 16302528

約数和(自身を除く): 3077423

約数列:

[1, 5, 61, 131, 305, 331, 655, 1655, 7991, 20191, 39955, 43361, 100955, 216805, 2645021, 13225105]

約数ペア:

[(1, 13225105), (5, 2645021), (61, 216805), (131, 100955), (305, 43361), (331, 39955), (655, 20191), (1655, 7991)]