201981703

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 260402688

約数和(自身を除く): 58420985

約数列:

[1, 7, 11, 41, 77, 137, 287, 451, 467, 959, 1507, 3157, 3269, 5137, 5617, 10549, 19147, 35959, 39319, 61787, 63979, 134029, 210617, 432509, 447853, 703769, 1474319, 2623139, 4926383, 18361973, 28854529, 201981703]

約数ペア:

[(1, 201981703), (7, 28854529), (11, 18361973), (41, 4926383), (77, 2623139), (137, 1474319), (287, 703769), (451, 447853), (467, 432509), (959, 210617), (1507, 134029), (3157, 63979), (3269, 61787), (5137, 39319), (5617, 35959), (10549, 19147)]