9999210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25639}}^1$

素因数の和:25662

約数の個数: 32

約数和(自身を含む): 25845120

約数和(自身を除く): 15845910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 25639, 51278, 76917, 128195, 153834, 256390, 333307, 384585, 666614, 769170, 999921, 1666535, 1999842, 3333070, 4999605, 9999210]

約数ペア:

[(1, 9999210), (2, 4999605), (3, 3333070), (5, 1999842), (6, 1666535), (10, 999921), (13, 769170), (15, 666614), (26, 384585), (30, 333307), (39, 256390), (65, 153834), (78, 128195), (130, 76917), (195, 51278), (390, 25639)]