156906009

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{70583}}^1$

素因数の和:70621

約数の個数: 24

約数和(自身を含む): 256925760

約数和(自身を除く): 100019751

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 70583, 211749, 635247, 917579, 1341077, 2752737, 4023231, 8258211, 12069693, 17434001, 52302003, 156906009]

約数ペア:

[(1, 156906009), (3, 52302003), (9, 17434001), (13, 12069693), (19, 8258211), (39, 4023231), (57, 2752737), (117, 1341077), (171, 917579), (247, 635247), (741, 211749), (2223, 70583)]