13000005

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9319}}^1$

素因数の和:9361

約数の個数: 24

約数和(自身を含む): 23262720

約数和(自身を除く): 10262715

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 9319, 27957, 46595, 83871, 139785, 288889, 419355, 866667, 1444445, 2600001, 4333335, 13000005]

約数ペア:

[(1, 13000005), (3, 4333335), (5, 2600001), (9, 1444445), (15, 866667), (31, 419355), (45, 288889), (93, 139785), (155, 83871), (279, 46595), (465, 27957), (1395, 9319)]