64557909

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1667}}^1$

素因数の和:2017

約数の個数: 24

約数和(自身を含む): 100787232

約数和(自身を除く): 36229323

約数列:

[1, 3, 9, 13, 39, 117, 331, 993, 1667, 2979, 4303, 5001, 12909, 15003, 21671, 38727, 65013, 195039, 551777, 1655331, 4965993, 7173101, 21519303, 64557909]

約数ペア:

[(1, 64557909), (3, 21519303), (9, 7173101), (13, 4965993), (39, 1655331), (117, 551777), (331, 195039), (993, 65013), (1667, 38727), (2979, 21671), (4303, 15003), (5001, 12909)]