91139489

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 112907520

約数和(自身を除く): 21768031

約数列:

[1, 7, 29, 43, 53, 197, 203, 301, 371, 1247, 1379, 1537, 2279, 5713, 8471, 8729, 10441, 10759, 15953, 39991, 59297, 66091, 73087, 245659, 302789, 448963, 462637, 1719613, 2119523, 3142741, 13019927, 91139489]

約数ペア:

[(1, 91139489), (7, 13019927), (29, 3142741), (43, 2119523), (53, 1719613), (197, 462637), (203, 448963), (301, 302789), (371, 245659), (1247, 73087), (1379, 66091), (1537, 59297), (2279, 39991), (5713, 15953), (8471, 10759), (8729, 10441)]