1320742017

素因数分解:

$3^4\times 7^1\times {\mathrm{1069}}^1\times {\mathrm{2179}}^1$

素因数の和:3267

約数の個数: 40

約数和(自身を含む): 2257956800

約数和(自身を除く): 937214783

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1069, 2179, 3207, 6537, 7483, 9621, 15253, 19611, 22449, 28863, 45759, 58833, 67347, 86589, 137277, 176499, 202041, 411831, 606123, 1235493, 2329351, 6988053, 16305457, 20964159, 48916371, 62892477, 146749113, 188677431, 440247339, 1320742017]

約数ペア:

[(1, 1320742017), (3, 440247339), (7, 188677431), (9, 146749113), (21, 62892477), (27, 48916371), (63, 20964159), (81, 16305457), (189, 6988053), (567, 2329351), (1069, 1235493), (2179, 606123), (3207, 411831), (6537, 202041), (7483, 176499), (9621, 137277), (15253, 86589), (19611, 67347), (22449, 58833), (28863, 45759)]