220052973

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1214

約数の個数: 48

約数和(自身を含む): 360830976

約数和(自身を除く): 140778003

約数列:

[1, 3, 7, 21, 31, 43, 49, 93, 129, 147, 217, 301, 651, 903, 1123, 1333, 1519, 2107, 3369, 3999, 4557, 6321, 7861, 9331, 23583, 27993, 34813, 48289, 55027, 65317, 104439, 144867, 165081, 195951, 243691, 338023, 731073, 1014069, 1496959, 1705837, 2366161, 4490877, 5117511, 7098483, 10478713, 31436139, 73350991, 220052973]

約数ペア:

[(1, 220052973), (3, 73350991), (7, 31436139), (21, 10478713), (31, 7098483), (43, 5117511), (49, 4490877), (93, 2366161), (129, 1705837), (147, 1496959), (217, 1014069), (301, 731073), (651, 338023), (903, 243691), (1123, 195951), (1333, 165081), (1519, 144867), (2107, 104439), (3369, 65317), (3999, 55027), (4557, 48289), (6321, 34813), (7861, 27993), (9331, 23583)]