70125209

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 90243072

約数和(自身を除く): 20117863

約数列:

[1, 7, 11, 71, 77, 101, 127, 497, 707, 781, 889, 1111, 1397, 5467, 7171, 7777, 9017, 9779, 12827, 50197, 63119, 78881, 89789, 99187, 141097, 552167, 694309, 910717, 987679, 6375019, 10017887, 70125209]

約数ペア:

[(1, 70125209), (7, 10017887), (11, 6375019), (71, 987679), (77, 910717), (101, 694309), (127, 552167), (497, 141097), (707, 99187), (781, 89789), (889, 78881), (1111, 63119), (1397, 50197), (5467, 12827), (7171, 9779), (7777, 9017)]