65564991

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{127807}}^1$

素因数の和:127835

約数の個数: 16

約数和(自身を含む): 102246400

約数和(自身を除く): 36681409

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 127807, 383421, 1150263, 2428333, 3450789, 7284999, 21854997, 65564991]

約数ペア:

[(1, 65564991), (3, 21854997), (9, 7284999), (19, 3450789), (27, 2428333), (57, 1150263), (171, 383421), (513, 127807)]