280232043

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{27743}}^1$

素因数の和:27803

約数の個数: 32

約数和(自身を含む): 472313856

約数和(自身を除く): 192081813

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 259, 273, 481, 777, 1443, 3367, 10101, 27743, 83229, 194201, 360659, 582603, 1026491, 1081977, 2524613, 3079473, 7185437, 7573839, 13344383, 21556311, 40033149, 93410681, 280232043]

約数ペア:

[(1, 280232043), (3, 93410681), (7, 40033149), (13, 21556311), (21, 13344383), (37, 7573839), (39, 7185437), (91, 3079473), (111, 2524613), (259, 1081977), (273, 1026491), (481, 582603), (777, 360659), (1443, 194201), (3367, 83229), (10101, 27743)]