551020729

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{25733}}^1$

素因数の和:25789

約数の個数: 24

約数和(自身を含む): 704082240

約数和(自身を除く): 153061511

約数列:

[1, 7, 19, 23, 49, 133, 161, 437, 931, 1127, 3059, 21413, 25733, 180131, 488927, 591859, 1260917, 3422489, 4143013, 11245321, 23957423, 29001091, 78717247, 551020729]

約数ペア:

[(1, 551020729), (7, 78717247), (19, 29001091), (23, 23957423), (49, 11245321), (133, 4143013), (161, 3422489), (437, 1260917), (931, 591859), (1127, 488927), (3059, 180131), (21413, 25733)]