12787047

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1201}}^1$

素因数の和:1240

約数の個数: 36

約数和(自身を含む): 22876464

約数和(自身を除く): 10089417

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1201, 1521, 3549, 3603, 8407, 10647, 10809, 15613, 25221, 46839, 75663, 109291, 140517, 202969, 327873, 608907, 983619, 1420783, 1826721, 4262349, 12787047]

約数ペア:

[(1, 12787047), (3, 4262349), (7, 1826721), (9, 1420783), (13, 983619), (21, 608907), (39, 327873), (63, 202969), (91, 140517), (117, 109291), (169, 75663), (273, 46839), (507, 25221), (819, 15613), (1183, 10809), (1201, 10647), (1521, 8407), (3549, 3603)]