28837770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73943}}^1$

素因数の和:73966

約数の個数: 32

約数和(自身を含む): 74535552

約数和(自身を除く): 45697782

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 73943, 147886, 221829, 369715, 443658, 739430, 961259, 1109145, 1922518, 2218290, 2883777, 4806295, 5767554, 9612590, 14418885, 28837770]

約数ペア:

[(1, 28837770), (2, 14418885), (3, 9612590), (5, 5767554), (6, 4806295), (10, 2883777), (13, 2218290), (15, 1922518), (26, 1109145), (30, 961259), (39, 739430), (65, 443658), (78, 369715), (130, 221829), (195, 147886), (390, 73943)]