13159827

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{4391}}^1$

素因数の和:4440

約数の個数: 20

約数和(自身を含む): 20194416

約数和(自身を除く): 7034589

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 4391, 13173, 39519, 118557, 162467, 355671, 487401, 1462203, 4386609, 13159827]

約数ペア:

[(1, 13159827), (3, 4386609), (9, 1462203), (27, 487401), (37, 355671), (81, 162467), (111, 118557), (333, 39519), (999, 13173), (2997, 4391)]