12499815

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 21427200

約数和(自身を除く): 8927385

約数列:

[1, 3, 5, 15, 19, 57, 61, 95, 183, 285, 305, 719, 915, 1159, 2157, 3477, 3595, 5795, 10785, 13661, 17385, 40983, 43859, 68305, 131577, 204915, 219295, 657885, 833321, 2499963, 4166605, 12499815]

約数ペア:

[(1, 12499815), (3, 4166605), (5, 2499963), (15, 833321), (19, 657885), (57, 219295), (61, 204915), (95, 131577), (183, 68305), (285, 43859), (305, 40983), (719, 17385), (915, 13661), (1159, 10785), (2157, 5795), (3477, 3595)]