203202921

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 292515840

約数和(自身を除く): 89312919

約数列:

[1, 3, 17, 51, 127, 137, 229, 381, 411, 687, 2159, 2329, 3893, 6477, 6987, 11679, 17399, 29083, 31373, 52197, 87249, 94119, 295783, 494411, 533341, 887349, 1483233, 1600023, 3984371, 11953113, 67734307, 203202921]

約数ペア:

[(1, 203202921), (3, 67734307), (17, 11953113), (51, 3984371), (127, 1600023), (137, 1483233), (229, 887349), (381, 533341), (411, 494411), (687, 295783), (2159, 94119), (2329, 87249), (3893, 52197), (6477, 31373), (6987, 29083), (11679, 17399)]