15378903

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{6547}}^1$

素因数の和:6588

約数の個数: 20

約数和(自身を含む): 23769240

約数和(自身を除く): 8390337

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 6547, 19641, 58923, 176769, 189863, 530307, 569589, 1708767, 5126301, 15378903]

約数ペア:

[(1, 15378903), (3, 5126301), (9, 1708767), (27, 569589), (29, 530307), (81, 189863), (87, 176769), (261, 58923), (783, 19641), (2349, 6547)]