318895983

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{82981}}^1$

素因数の和:83055

約数の個数: 24

約数和(自身を含む): 535067936

約数和(自身を除く): 216171953

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 82981, 248943, 580867, 746829, 1742601, 5061841, 5227803, 15185523, 35432887, 45556569, 106298661, 318895983]

約数ペア:

[(1, 318895983), (3, 106298661), (7, 45556569), (9, 35432887), (21, 15185523), (61, 5227803), (63, 5061841), (183, 1742601), (427, 746829), (549, 580867), (1281, 248943), (3843, 82981)]