128476545

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 209450880

約数和(自身を除く): 80974335

約数列:

[1, 3, 5, 15, 101, 137, 303, 411, 505, 619, 685, 1515, 1857, 2055, 3095, 9285, 13837, 41511, 62519, 69185, 84803, 187557, 207555, 254409, 312595, 424015, 937785, 1272045, 8565103, 25695309, 42825515, 128476545]

約数ペア:

[(1, 128476545), (3, 42825515), (5, 25695309), (15, 8565103), (101, 1272045), (137, 937785), (303, 424015), (411, 312595), (505, 254409), (619, 207555), (685, 187557), (1515, 84803), (1857, 69185), (2055, 62519), (3095, 41511), (9285, 13837)]