25380015

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23831}}^1$

素因数の和:23910

約数の個数: 16

約数和(自身を含む): 41181696

約数和(自身を除く): 15801681

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 23831, 71493, 119155, 357465, 1692001, 5076003, 8460005, 25380015]

約数ペア:

[(1, 25380015), (3, 8460005), (5, 5076003), (15, 1692001), (71, 357465), (213, 119155), (355, 71493), (1065, 23831)]