13922559

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{991}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 23109632

約数和(自身を除く): 9187073

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 991, 1561, 2007, 2973, 4683, 6937, 8919, 14049, 20811, 62433, 220993, 662979, 1546951, 1988937, 4640853, 13922559]

約数ペア:

[(1, 13922559), (3, 4640853), (7, 1988937), (9, 1546951), (21, 662979), (63, 220993), (223, 62433), (669, 20811), (991, 14049), (1561, 8919), (2007, 6937), (2973, 4683)]