28781636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{2417}}^1$

素因数の和:2663

約数の個数: 24

約数和(自身を含む): 54501720

約数和(自身を除く): 25720084

約数列:

[1, 2, 4, 13, 26, 52, 229, 458, 916, 2417, 2977, 4834, 5954, 9668, 11908, 31421, 62842, 125684, 553493, 1106986, 2213972, 7195409, 14390818, 28781636]

約数ペア:

[(1, 28781636), (2, 14390818), (4, 7195409), (13, 2213972), (26, 1106986), (52, 553493), (229, 125684), (458, 62842), (916, 31421), (2417, 11908), (2977, 9668), (4834, 5954)]