31647471

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 45806592

約数和(自身を除く): 14159121

約数列:

[1, 3, 23, 61, 69, 73, 103, 183, 219, 309, 1403, 1679, 2369, 4209, 4453, 5037, 6283, 7107, 7519, 13359, 18849, 22557, 102419, 144509, 172937, 307257, 433527, 458659, 518811, 1375977, 10549157, 31647471]

約数ペア:

[(1, 31647471), (3, 10549157), (23, 1375977), (61, 518811), (69, 458659), (73, 433527), (103, 307257), (183, 172937), (219, 144509), (309, 102419), (1403, 22557), (1679, 18849), (2369, 13359), (4209, 7519), (4453, 7107), (5037, 6283)]