19125057

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 30081024

約数和(自身を除く): 10955967

約数列:

[1, 3, 7, 21, 71, 101, 127, 213, 303, 381, 497, 707, 889, 1491, 2121, 2667, 7171, 9017, 12827, 21513, 27051, 38481, 50197, 63119, 89789, 150591, 189357, 269367, 910717, 2732151, 6375019, 19125057]

約数ペア:

[(1, 19125057), (3, 6375019), (7, 2732151), (21, 910717), (71, 269367), (101, 189357), (127, 150591), (213, 89789), (303, 63119), (381, 50197), (497, 38481), (707, 27051), (889, 21513), (1491, 12827), (2121, 9017), (2667, 7171)]