66776801

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1201}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 84466944

約数和(自身を除く): 17690143

約数列:

[1, 7, 13, 47, 91, 169, 329, 611, 1183, 1201, 4277, 7943, 8407, 15613, 55601, 56447, 109291, 202969, 395129, 733811, 1420783, 5136677, 9539543, 66776801]

約数ペア:

[(1, 66776801), (7, 9539543), (13, 5136677), (47, 1420783), (91, 733811), (169, 395129), (329, 202969), (611, 109291), (1183, 56447), (1201, 55601), (4277, 15613), (7943, 8407)]