15381963

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3911}}^1$

素因数の和:3959

約数の個数: 24

約数和(自身を含む): 24410880

約数和(自身を除く): 9028917

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3911, 3933, 11733, 35199, 74309, 89953, 222927, 269859, 668781, 809577, 1709107, 5127321, 15381963]

約数ペア:

[(1, 15381963), (3, 5127321), (9, 1709107), (19, 809577), (23, 668781), (57, 269859), (69, 222927), (171, 89953), (207, 74309), (437, 35199), (1311, 11733), (3911, 3933)]