16866759

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 28585984

約数和(自身を除く): 11719225

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 1993, 2821, 5979, 8463, 13951, 25909, 41853, 61783, 77727, 181363, 185349, 432481, 544089, 803179, 1297443, 2409537, 5622253, 16866759]

約数ペア:

[(1, 16866759), (3, 5622253), (7, 2409537), (13, 1297443), (21, 803179), (31, 544089), (39, 432481), (91, 185349), (93, 181363), (217, 77727), (273, 61783), (403, 41853), (651, 25909), (1209, 13951), (1993, 8463), (2821, 5979)]