77760735

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{1361}}^1$

素因数の和:1675

約数の個数: 32

約数和(自身を含む): 134543808

約数和(自身を除く): 56783073

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 293, 879, 1361, 1465, 3809, 4083, 4395, 6805, 11427, 17693, 19045, 20415, 53079, 57135, 88465, 265395, 398773, 1196319, 1993865, 5184049, 5981595, 15552147, 25920245, 77760735]

約数ペア:

[(1, 77760735), (3, 25920245), (5, 15552147), (13, 5981595), (15, 5184049), (39, 1993865), (65, 1196319), (195, 398773), (293, 265395), (879, 88465), (1361, 57135), (1465, 53079), (3809, 20415), (4083, 19045), (4395, 17693), (6805, 11427)]