81091209

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{463}}^1\times {\mathrm{739}}^1$

素因数の和:1284

約数の個数: 16

約数和(自身を含む): 109875200

約数和(自身を除く): 28783991

約数列:

[1, 3, 79, 237, 463, 739, 1389, 2217, 36577, 58381, 109731, 175143, 342157, 1026471, 27030403, 81091209]

約数ペア:

[(1, 81091209), (3, 27030403), (79, 1026471), (237, 342157), (463, 175143), (739, 109731), (1389, 58381), (2217, 36577)]