3899805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2857}}^1$

素因数の和:2885

約数の個数: 32

約数和(自身を含む): 7682304

約数和(自身を除く): 3782499

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 2857, 8571, 14285, 19999, 37141, 42855, 59997, 99995, 111423, 185705, 259987, 299985, 557115, 779961, 1299935, 3899805]

約数ペア:

[(1, 3899805), (3, 1299935), (5, 779961), (7, 557115), (13, 299985), (15, 259987), (21, 185705), (35, 111423), (39, 99995), (65, 59997), (91, 42855), (105, 37141), (195, 19999), (273, 14285), (455, 8571), (1365, 2857)]