399670839

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{26449}}^1$

素因数の和:26551

約数の個数: 24

約数和(自身を含む): 610677600

約数和(自身を除く): 211006761

約数列:

[1, 3, 9, 23, 69, 73, 207, 219, 657, 1679, 5037, 15111, 26449, 79347, 238041, 608327, 1824981, 1930777, 5474943, 5792331, 17376993, 44407871, 133223613, 399670839]

約数ペア:

[(1, 399670839), (3, 133223613), (9, 44407871), (23, 17376993), (69, 5792331), (73, 5474943), (207, 1930777), (219, 1824981), (657, 608327), (1679, 238041), (5037, 79347), (15111, 26449)]