221409730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{13187}}^1$

素因数の和:13290

約数の個数: 32

約数和(自身を含む): 421593984

約数和(自身を除く): 200184254

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1679, 3358, 8395, 13187, 16790, 26374, 65935, 131870, 303301, 606602, 962651, 1516505, 1925302, 3033010, 4813255, 9626510, 22140973, 44281946, 110704865, 221409730]

約数ペア:

[(1, 221409730), (2, 110704865), (5, 44281946), (10, 22140973), (23, 9626510), (46, 4813255), (73, 3033010), (115, 1925302), (146, 1516505), (230, 962651), (365, 606602), (730, 303301), (1679, 131870), (3358, 65935), (8395, 26374), (13187, 16790)]