7987977

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{5801}}^1$

素因数の和:5830

約数の個数: 20

約数和(自身を含む): 12636756

約数和(自身を除く): 4648779

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 5801, 17403, 52209, 98617, 156627, 295851, 469881, 887553, 2662659, 7987977]

約数ペア:

[(1, 7987977), (3, 2662659), (9, 887553), (17, 469881), (27, 295851), (51, 156627), (81, 98617), (153, 52209), (459, 17403), (1377, 5801)]