157678857

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^2\times {\mathrm{719}}^1$

素因数の和:850

約数の個数: 36

約数和(自身を含む): 265150080

約数和(自身を除く): 107471223

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 719, 1239, 2157, 3481, 3717, 5033, 6471, 10443, 15099, 24367, 31329, 42421, 45297, 73101, 127263, 219303, 296947, 381789, 890841, 2502839, 2672523, 7508517, 17519873, 22525551, 52559619, 157678857]

約数ペア:

[(1, 157678857), (3, 52559619), (7, 22525551), (9, 17519873), (21, 7508517), (59, 2672523), (63, 2502839), (177, 890841), (413, 381789), (531, 296947), (719, 219303), (1239, 127263), (2157, 73101), (3481, 45297), (3717, 42421), (5033, 31329), (6471, 24367), (10443, 15099)]