140688177

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 219033600

約数和(自身を除く): 78345423

約数列:

[1, 3, 7, 21, 79, 137, 237, 411, 553, 619, 959, 1659, 1857, 2877, 4333, 10823, 12999, 32469, 48901, 75761, 84803, 146703, 227283, 254409, 342307, 593621, 1026921, 1780863, 6699437, 20098311, 46896059, 140688177]

約数ペア:

[(1, 140688177), (3, 46896059), (7, 20098311), (21, 6699437), (79, 1780863), (137, 1026921), (237, 593621), (411, 342307), (553, 254409), (619, 227283), (959, 146703), (1659, 84803), (1857, 75761), (2877, 48901), (4333, 32469), (10823, 12999)]