13128705

素因数分解:

$3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1747}}^1$

素因数の和:1925

約数の個数: 24

約数和(自身を含む): 22905792

約数和(自身を除く): 9777087

約数列:

[1, 3, 5, 9, 15, 45, 167, 501, 835, 1503, 1747, 2505, 5241, 7515, 8735, 15723, 26205, 78615, 291749, 875247, 1458745, 2625741, 4376235, 13128705]

約数ペア:

[(1, 13128705), (3, 4376235), (5, 2625741), (9, 1458745), (15, 875247), (45, 291749), (167, 78615), (501, 26205), (835, 15723), (1503, 8735), (1747, 7515), (2505, 5241)]