2320065

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 4530240

約数和(自身を除く): 2210175

約数列:

[1, 3, 5, 9, 11, 15, 33, 43, 45, 55, 99, 109, 129, 165, 215, 327, 387, 473, 495, 545, 645, 981, 1199, 1419, 1635, 1935, 2365, 3597, 4257, 4687, 4905, 5995, 7095, 10791, 14061, 17985, 21285, 23435, 42183, 51557, 53955, 70305, 154671, 210915, 257785, 464013, 773355, 2320065]

約数ペア:

[(1, 2320065), (3, 773355), (5, 464013), (9, 257785), (11, 210915), (15, 154671), (33, 70305), (43, 53955), (45, 51557), (55, 42183), (99, 23435), (109, 21285), (129, 17985), (165, 14061), (215, 10791), (327, 7095), (387, 5995), (473, 4905), (495, 4687), (545, 4257), (645, 3597), (981, 2365), (1199, 1935), (1419, 1635)]