128192001

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{773}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 200620800

約数和(自身を除く): 72428799

約数列:

[1, 3, 7, 21, 53, 149, 159, 371, 447, 773, 1043, 1113, 2319, 3129, 5411, 7897, 16233, 23691, 40969, 55279, 115177, 122907, 165837, 286783, 345531, 806239, 860349, 2418717, 6104381, 18313143, 42730667, 128192001]

約数ペア:

[(1, 128192001), (3, 42730667), (7, 18313143), (21, 6104381), (53, 2418717), (149, 860349), (159, 806239), (371, 345531), (447, 286783), (773, 165837), (1043, 122907), (1113, 115177), (2319, 55279), (3129, 40969), (5411, 23691), (7897, 16233)]