87699591

素因数分解:

$3^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1129}}^1$

素因数の和:1285

約数の個数: 40

約数和(自身を含む): 150949920

約数和(自身を除く): 63250329

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 137, 189, 411, 567, 959, 1129, 1233, 2877, 3387, 3699, 7903, 8631, 10161, 11097, 23709, 25893, 30483, 71127, 77679, 91449, 154673, 213381, 464019, 640143, 1082711, 1392057, 3248133, 4176171, 9744399, 12528513, 29233197, 87699591]

約数ペア:

[(1, 87699591), (3, 29233197), (7, 12528513), (9, 9744399), (21, 4176171), (27, 3248133), (63, 1392057), (81, 1082711), (137, 640143), (189, 464019), (411, 213381), (567, 154673), (959, 91449), (1129, 77679), (1233, 71127), (2877, 30483), (3387, 25893), (3699, 23709), (7903, 11097), (8631, 10161)]