71779428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{284839}}^1$

素因数の和:284856

約数の個数: 36

約数和(自身を含む): 207363520

約数和(自身を除く): 135584092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 284839, 569678, 854517, 1139356, 1709034, 1993873, 2563551, 3418068, 3987746, 5127102, 5981619, 7975492, 10254204, 11963238, 17944857, 23926476, 35889714, 71779428]

約数ペア:

[(1, 71779428), (2, 35889714), (3, 23926476), (4, 17944857), (6, 11963238), (7, 10254204), (9, 7975492), (12, 5981619), (14, 5127102), (18, 3987746), (21, 3418068), (28, 2563551), (36, 1993873), (42, 1709034), (63, 1139356), (84, 854517), (126, 569678), (252, 284839)]