15683985

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11243}}^1$

素因数の和:11285

約数の個数: 24

約数和(自身を含む): 28065024

約数和(自身を除く): 12381039

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 11243, 33729, 56215, 101187, 168645, 348533, 505935, 1045599, 1742665, 3136797, 5227995, 15683985]

約数ペア:

[(1, 15683985), (3, 5227995), (5, 3136797), (9, 1742665), (15, 1045599), (31, 505935), (45, 348533), (93, 168645), (155, 101187), (279, 56215), (465, 33729), (1395, 11243)]