15804138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{659}}^1$

素因数の和:1242

約数の個数: 32

約数和(自身を含む): 36241920

約数和(自身を除く): 20437782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 571, 659, 1142, 1318, 1713, 1977, 3426, 3954, 3997, 4613, 7994, 9226, 11991, 13839, 23982, 27678, 376289, 752578, 1128867, 2257734, 2634023, 5268046, 7902069, 15804138]

約数ペア:

[(1, 15804138), (2, 7902069), (3, 5268046), (6, 2634023), (7, 2257734), (14, 1128867), (21, 752578), (42, 376289), (571, 27678), (659, 23982), (1142, 13839), (1318, 11991), (1713, 9226), (1977, 7994), (3426, 4613), (3954, 3997)]