2154173697

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107671}}^1$

素因数の和:107715

約数の個数: 40

約数和(自身を含む): 3647927360

約数和(自身を除く): 1493753663

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 1053, 1539, 2223, 6669, 20007, 107671, 323013, 969039, 1399723, 2045749, 2907117, 4199169, 6137247, 8721351, 12597507, 18411741, 26594737, 37792521, 55235223, 79784211, 113377563, 165705669, 239352633, 718057899, 2154173697]

約数ペア:

[(1, 2154173697), (3, 718057899), (9, 239352633), (13, 165705669), (19, 113377563), (27, 79784211), (39, 55235223), (57, 37792521), (81, 26594737), (117, 18411741), (171, 12597507), (247, 8721351), (351, 6137247), (513, 4199169), (741, 2907117), (1053, 2045749), (1539, 1399723), (2223, 969039), (6669, 323013), (20007, 107671)]