81976258

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4373}}^1$

素因数の和:4498

約数の個数: 32

約数和(自身を含む): 152845056

約数和(自身を除く): 70868798

約数列:

[1, 2, 7, 13, 14, 26, 91, 103, 182, 206, 721, 1339, 1442, 2678, 4373, 8746, 9373, 18746, 30611, 56849, 61222, 113698, 397943, 450419, 795886, 900838, 3152933, 5855447, 6305866, 11710894, 40988129, 81976258]

約数ペア:

[(1, 81976258), (2, 40988129), (7, 11710894), (13, 6305866), (14, 5855447), (26, 3152933), (91, 900838), (103, 795886), (182, 450419), (206, 397943), (721, 113698), (1339, 61222), (1442, 56849), (2678, 30611), (4373, 18746), (8746, 9373)]