89270979

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{569}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 141250560

約数和(自身を除く): 51979581

約数列:

[1, 3, 7, 21, 31, 93, 217, 241, 569, 651, 723, 1687, 1707, 3983, 5061, 7471, 11949, 17639, 22413, 52297, 52917, 123473, 137129, 156891, 370419, 411387, 959903, 2879709, 4250999, 12752997, 29756993, 89270979]

約数ペア:

[(1, 89270979), (3, 29756993), (7, 12752997), (21, 4250999), (31, 2879709), (93, 959903), (217, 411387), (241, 370419), (569, 156891), (651, 137129), (723, 123473), (1687, 52917), (1707, 52297), (3983, 22413), (5061, 17639), (7471, 11949)]