206960481

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{643}}^1$

素因数の和:803

約数の個数: 64

約数和(自身を含む): 380835840

約数和(自身を除く): 173875359

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 131, 189, 273, 351, 393, 643, 819, 917, 1179, 1703, 1929, 2457, 2751, 3537, 4501, 5109, 5787, 8253, 8359, 11921, 13503, 15327, 17361, 24759, 25077, 35763, 40509, 45981, 58513, 75231, 84233, 107289, 121527, 175539, 225693, 252699, 321867, 526617, 589631, 758097, 1095029, 1579851, 1768893, 2274291, 3285087, 5306679, 7665203, 9855261, 15920037, 22995609, 29565783, 68986827, 206960481]

約数ペア:

[(1, 206960481), (3, 68986827), (7, 29565783), (9, 22995609), (13, 15920037), (21, 9855261), (27, 7665203), (39, 5306679), (63, 3285087), (91, 2274291), (117, 1768893), (131, 1579851), (189, 1095029), (273, 758097), (351, 589631), (393, 526617), (643, 321867), (819, 252699), (917, 225693), (1179, 175539), (1703, 121527), (1929, 107289), (2457, 84233), (2751, 75231), (3537, 58513), (4501, 45981), (5109, 40509), (5787, 35763), (8253, 25077), (8359, 24759), (11921, 17361), (13503, 15327)]