204089431

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2879}}^1$

素因数の和:2959

約数の個数: 32

約数和(自身を含む): 270950400

約数和(自身を除く): 66860969

約数列:

[1, 7, 13, 19, 41, 91, 133, 247, 287, 533, 779, 1729, 2879, 3731, 5453, 10127, 20153, 37427, 54701, 70889, 118039, 261989, 382907, 711113, 826273, 1534507, 2242741, 4977791, 10741549, 15699187, 29155633, 204089431]

約数ペア:

[(1, 204089431), (7, 29155633), (13, 15699187), (19, 10741549), (41, 4977791), (91, 2242741), (133, 1534507), (247, 826273), (287, 711113), (533, 382907), (779, 261989), (1729, 118039), (2879, 70889), (3731, 54701), (5453, 37427), (10127, 20153)]