138519199

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 176117760

約数和(自身を除く): 37598561

約数列:

[1, 7, 13, 47, 91, 139, 233, 329, 611, 973, 1631, 1807, 3029, 4277, 6533, 10951, 12649, 21203, 32387, 45731, 76657, 84929, 142363, 226709, 421031, 594503, 996541, 1522189, 2947217, 10655323, 19788457, 138519199]

約数ペア:

[(1, 138519199), (7, 19788457), (13, 10655323), (47, 2947217), (91, 1522189), (139, 996541), (233, 594503), (329, 421031), (611, 226709), (973, 142363), (1631, 84929), (1807, 76657), (3029, 45731), (4277, 32387), (6533, 21203), (10951, 12649)]