13660045

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 19906560

約数和(自身を除く): 6246515

約数列:

[1, 5, 7, 23, 35, 71, 115, 161, 239, 355, 497, 805, 1195, 1633, 1673, 2485, 5497, 8165, 8365, 11431, 16969, 27485, 38479, 57155, 84845, 118783, 192395, 390287, 593915, 1951435, 2732009, 13660045]

約数ペア:

[(1, 13660045), (5, 2732009), (7, 1951435), (23, 593915), (35, 390287), (71, 192395), (115, 118783), (161, 84845), (239, 57155), (355, 38479), (497, 27485), (805, 16969), (1195, 11431), (1633, 8365), (1673, 8165), (2485, 5497)]