43398290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1999}}^1$

素因数の和:2186

約数の個数: 32

約数和(自身を含む): 84672000

約数和(自身を除く): 41273710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 167, 334, 835, 1670, 1999, 2171, 3998, 4342, 9995, 10855, 19990, 21710, 25987, 51974, 129935, 259870, 333833, 667666, 1669165, 3338330, 4339829, 8679658, 21699145, 43398290]

約数ペア:

[(1, 43398290), (2, 21699145), (5, 8679658), (10, 4339829), (13, 3338330), (26, 1669165), (65, 667666), (130, 333833), (167, 259870), (334, 129935), (835, 51974), (1670, 25987), (1999, 21710), (2171, 19990), (3998, 10855), (4342, 9995)]