12115215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{38461}}^1$

素因数の和:38479

約数の個数: 24

約数和(自身を含む): 24000288

約数和(自身を除く): 11885073

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 38461, 115383, 192305, 269227, 346149, 576915, 807681, 1346135, 1730745, 2423043, 4038405, 12115215]

約数ペア:

[(1, 12115215), (3, 4038405), (5, 2423043), (7, 1730745), (9, 1346135), (15, 807681), (21, 576915), (35, 346149), (45, 269227), (63, 192305), (105, 115383), (315, 38461)]