54278779359

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{19433863}}^1$

素因数の和:19433899

約数の個数: 24

約数和(自身を含む): 88618419840

約数和(自身を除く): 34339640481

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 19433863, 58301589, 136037041, 369243397, 408111123, 952259287, 1107730191, 2584703779, 2856777861, 7754111337, 18092926453, 54278779359]

約数ペア:

[(1, 54278779359), (3, 18092926453), (7, 7754111337), (19, 2856777861), (21, 2584703779), (49, 1107730191), (57, 952259287), (133, 408111123), (147, 369243397), (399, 136037041), (931, 58301589), (2793, 19433863)]