15839985

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:982

約数の個数: 48

約数和(自身を含む): 30796416

約数和(自身を除く): 14956431

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 735, 805, 937, 1127, 2415, 2811, 3381, 4685, 5635, 6559, 14055, 16905, 19677, 21551, 32795, 45913, 64653, 98385, 107755, 137739, 150857, 229565, 323265, 452571, 688695, 754285, 1055999, 2262855, 3167997, 5279995, 15839985]

約数ペア:

[(1, 15839985), (3, 5279995), (5, 3167997), (7, 2262855), (15, 1055999), (21, 754285), (23, 688695), (35, 452571), (49, 323265), (69, 229565), (105, 150857), (115, 137739), (147, 107755), (161, 98385), (245, 64653), (345, 45913), (483, 32795), (735, 21551), (805, 19677), (937, 16905), (1127, 14055), (2415, 6559), (2811, 5635), (3381, 4685)]