1818012357

素因数分解:

$3^4\times 7^2\times {\mathrm{458053}}^1$

素因数の和:458079

約数の個数: 30

約数和(自身を含む): 3159198438

約数和(自身を除く): 1341186081

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 458053, 1374159, 3206371, 4122477, 9619113, 12367431, 22444597, 28857339, 37102293, 67333791, 86572017, 202001373, 259716051, 606004119, 1818012357]

約数ペア:

[(1, 1818012357), (3, 606004119), (7, 259716051), (9, 202001373), (21, 86572017), (27, 67333791), (49, 37102293), (63, 28857339), (81, 22444597), (147, 12367431), (189, 9619113), (441, 4122477), (567, 3206371), (1323, 1374159), (3969, 458053)]