23721789

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2803}}^1$

素因数の和:2857

約数の個数: 32

約数和(自身を含む): 40198144

約数和(自身を除く): 16476355

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2803, 2821, 8409, 8463, 19621, 36439, 58863, 86893, 109317, 255073, 260679, 608251, 765219, 1129609, 1824753, 3388827, 7907263, 23721789]

約数ペア:

[(1, 23721789), (3, 7907263), (7, 3388827), (13, 1824753), (21, 1129609), (31, 765219), (39, 608251), (91, 260679), (93, 255073), (217, 109317), (273, 86893), (403, 58863), (651, 36439), (1209, 19621), (2803, 8463), (2821, 8409)]