210938763

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 326536704

約数和(自身を除く): 115597941

約数列:

[1, 3, 7, 21, 137, 157, 411, 467, 471, 959, 1099, 1401, 2877, 3269, 3297, 9807, 21509, 63979, 64527, 73319, 150563, 191937, 219957, 447853, 451689, 513233, 1343559, 1539699, 10044703, 30134109, 70312921, 210938763]

約数ペア:

[(1, 210938763), (3, 70312921), (7, 30134109), (21, 10044703), (137, 1539699), (157, 1343559), (411, 513233), (467, 451689), (471, 447853), (959, 219957), (1099, 191937), (1401, 150563), (2877, 73319), (3269, 64527), (3297, 63979), (9807, 21509)]