128445972473

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{3019}}^1\times {\mathrm{66791}}^1$

素因数の和:69837

約数の個数: 24

約数和(自身を含む): 160966048320

約数和(自身を除く): 32520075847

約数列:

[1, 7, 13, 49, 91, 637, 3019, 21133, 39247, 66791, 147931, 274729, 467537, 868283, 1923103, 3272759, 6077981, 42545867, 201642029, 1411494203, 2621346377, 9880459421, 18349424639, 128445972473]

約数ペア:

[(1, 128445972473), (7, 18349424639), (13, 9880459421), (49, 2621346377), (91, 1411494203), (637, 201642029), (3019, 42545867), (21133, 6077981), (39247, 3272759), (66791, 1923103), (147931, 868283), (274729, 467537)]