13128745

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 19243008

約数和(自身を除く): 6114263

約数列:

[1, 5, 7, 23, 35, 47, 115, 161, 235, 329, 347, 805, 1081, 1645, 1735, 2429, 5405, 7567, 7981, 12145, 16309, 37835, 39905, 55867, 81545, 114163, 279335, 375107, 570815, 1875535, 2625749, 13128745]

約数ペア:

[(1, 13128745), (5, 2625749), (7, 1875535), (23, 570815), (35, 375107), (47, 279335), (115, 114163), (161, 81545), (235, 55867), (329, 39905), (347, 37835), (805, 16309), (1081, 12145), (1645, 7981), (1735, 7567), (2429, 5405)]