138794425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{72101}}^1$

素因数の和:72129

約数の個数: 24

約数和(自身を含む): 214575552

約数和(自身を除く): 75781127

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 72101, 360505, 504707, 793111, 1802525, 2523535, 3965555, 5551777, 12617675, 19827775, 27758885, 138794425]

約数ペア:

[(1, 138794425), (5, 27758885), (7, 19827775), (11, 12617675), (25, 5551777), (35, 3965555), (55, 2523535), (77, 1802525), (175, 793111), (275, 504707), (385, 360505), (1925, 72101)]