1947217811

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{14057}}^1$

素因数の和:14339

約数の個数: 24

約数和(自身を含む): 2480843376

約数和(自身を除く): 533625565

約数列:

[1, 7, 11, 49, 77, 257, 539, 1799, 2827, 12593, 14057, 19789, 98399, 138523, 154627, 688793, 1082389, 3612649, 7576723, 25288543, 39739139, 177019801, 278173973, 1947217811]

約数ペア:

[(1, 1947217811), (7, 278173973), (11, 177019801), (49, 39739139), (77, 25288543), (257, 7576723), (539, 3612649), (1799, 1082389), (2827, 688793), (12593, 154627), (14057, 138523), (19789, 98399)]