128439454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{26417}}^1$

素因数の和:26460

約数の個数: 32

約数和(自身を含む): 239664096

約数和(自身を除く): 111224642

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 2431, 4862, 26417, 52834, 290587, 343421, 449089, 581174, 686842, 898178, 3777631, 4939979, 5838157, 7555262, 9879958, 11676314, 64219727, 128439454]

約数ペア:

[(1, 128439454), (2, 64219727), (11, 11676314), (13, 9879958), (17, 7555262), (22, 5838157), (26, 4939979), (34, 3777631), (143, 898178), (187, 686842), (221, 581174), (286, 449089), (374, 343421), (442, 290587), (2431, 52834), (4862, 26417)]