2018457

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:242

約数の個数: 36

約数和(自身を含む): 3556800

約数和(自身を除く): 1538343

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 199, 207, 441, 483, 597, 1127, 1393, 1449, 1791, 3381, 4179, 4577, 9751, 10143, 12537, 13731, 29253, 32039, 41193, 87759, 96117, 224273, 288351, 672819, 2018457]

約数ペア:

[(1, 2018457), (3, 672819), (7, 288351), (9, 224273), (21, 96117), (23, 87759), (49, 41193), (63, 32039), (69, 29253), (147, 13731), (161, 12537), (199, 10143), (207, 9751), (441, 4577), (483, 4179), (597, 3381), (1127, 1791), (1393, 1449)]