53131428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{210839}}^1$

素因数の和:210856

約数の個数: 36

約数和(自身を含む): 153491520

約数和(自身を除く): 100360092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 210839, 421678, 632517, 843356, 1265034, 1475873, 1897551, 2530068, 2951746, 3795102, 4427619, 5903492, 7590204, 8855238, 13282857, 17710476, 26565714, 53131428]

約数ペア:

[(1, 53131428), (2, 26565714), (3, 17710476), (4, 13282857), (6, 8855238), (7, 7590204), (9, 5903492), (12, 4427619), (14, 3795102), (18, 2951746), (21, 2530068), (28, 1897551), (36, 1475873), (42, 1265034), (63, 843356), (84, 632517), (126, 421678), (252, 210839)]