64913121

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79259}}^1$

素因数の和:79285

約数の個数: 24

約数和(自身を含む): 115402560

約数和(自身を除く): 50489439

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 79259, 237777, 554813, 713331, 1030367, 1664439, 3091101, 4993317, 7212569, 9273303, 21637707, 64913121]

約数ペア:

[(1, 64913121), (3, 21637707), (7, 9273303), (9, 7212569), (13, 4993317), (21, 3091101), (39, 1664439), (63, 1030367), (91, 713331), (117, 554813), (273, 237777), (819, 79259)]