16839207

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^2$

素因数の和:129

約数の個数: 54

約数和(自身を含む): 31218824

約数和(自身を除く): 14379617

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 63, 77, 99, 121, 141, 231, 329, 363, 423, 517, 693, 847, 987, 1089, 1551, 2209, 2541, 2961, 3619, 4653, 5687, 6627, 7623, 10857, 15463, 17061, 19881, 24299, 32571, 39809, 46389, 51183, 72897, 119427, 139167, 170093, 218691, 267289, 358281, 510279, 801867, 1530837, 1871023, 2405601, 5613069, 16839207]

約数ペア:

[(1, 16839207), (3, 5613069), (7, 2405601), (9, 1871023), (11, 1530837), (21, 801867), (33, 510279), (47, 358281), (63, 267289), (77, 218691), (99, 170093), (121, 139167), (141, 119427), (231, 72897), (329, 51183), (363, 46389), (423, 39809), (517, 32571), (693, 24299), (847, 19881), (987, 17061), (1089, 15463), (1551, 10857), (2209, 7623), (2541, 6627), (2961, 5687), (3619, 4653)]