42209811

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 74131200

約数和(自身を除く): 31921389

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 179, 197, 399, 537, 591, 1197, 1253, 1379, 1611, 1773, 3401, 3743, 3759, 4137, 10203, 11229, 11277, 12411, 23807, 26201, 30609, 33687, 35263, 71421, 78603, 105789, 214263, 235809, 246841, 317367, 669997, 740523, 2009991, 2221569, 4689979, 6029973, 14069937, 42209811]

約数ペア:

[(1, 42209811), (3, 14069937), (7, 6029973), (9, 4689979), (19, 2221569), (21, 2009991), (57, 740523), (63, 669997), (133, 317367), (171, 246841), (179, 235809), (197, 214263), (399, 105789), (537, 78603), (591, 71421), (1197, 35263), (1253, 33687), (1379, 30609), (1611, 26201), (1773, 23807), (3401, 12411), (3743, 11277), (3759, 11229), (4137, 10203)]