6640851

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^2$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 10550272

約数和(自身を除く): 3909421

約数列:

[1, 3, 7, 21, 31, 93, 101, 217, 303, 651, 707, 2121, 3131, 9393, 10201, 21917, 30603, 65751, 71407, 214221, 316231, 948693, 2213617, 6640851]

約数ペア:

[(1, 6640851), (3, 2213617), (7, 948693), (21, 316231), (31, 214221), (93, 71407), (101, 65751), (217, 30603), (303, 21917), (651, 10201), (707, 9393), (2121, 3131)]