64668807

素因数分解:

$3^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1301}}^1$

素因数の和:1580

約数の個数: 32

約数和(自身を含む): 109992960

約数和(自身を除く): 45324153

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 263, 789, 1301, 1841, 2367, 3903, 5523, 7101, 9107, 11709, 16569, 27321, 35127, 49707, 81963, 245889, 342163, 1026489, 2395141, 3079467, 7185423, 9238401, 21556269, 64668807]

約数ペア:

[(1, 64668807), (3, 21556269), (7, 9238401), (9, 7185423), (21, 3079467), (27, 2395141), (63, 1026489), (189, 342163), (263, 245889), (789, 81963), (1301, 49707), (1841, 35127), (2367, 27321), (3903, 16569), (5523, 11709), (7101, 9107)]