690763669244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{221115131}}^1$

素因数の和:221115217

約数の個数: 24

約数和(自身を含む): 1337304318336

約数和(自身を除く): 646540649092

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 221115131, 442230262, 884460524, 2432266441, 4864532882, 9729065764, 15699174301, 31398348602, 62796697204, 172690917311, 345381834622, 690763669244]

約数ペア:

[(1, 690763669244), (2, 345381834622), (4, 172690917311), (11, 62796697204), (22, 31398348602), (44, 15699174301), (71, 9729065764), (142, 4864532882), (284, 2432266441), (781, 884460524), (1562, 442230262), (3124, 221115131)]