13156911

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 40

約数和(自身を含む): 21141120

約数和(自身を除く): 7984209

約数列:

[1, 3, 9, 19, 27, 57, 81, 83, 103, 171, 249, 309, 513, 747, 927, 1539, 1577, 1957, 2241, 2781, 4731, 5871, 6723, 8343, 8549, 14193, 17613, 25647, 42579, 52839, 76941, 127737, 158517, 162431, 230823, 487293, 692469, 1461879, 4385637, 13156911]

約数ペア:

[(1, 13156911), (3, 4385637), (9, 1461879), (19, 692469), (27, 487293), (57, 230823), (81, 162431), (83, 158517), (103, 127737), (171, 76941), (249, 52839), (309, 42579), (513, 25647), (747, 17613), (927, 14193), (1539, 8549), (1577, 8343), (1957, 6723), (2241, 5871), (2781, 4731)]