209123025

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1453}}^1$

素因数の和:1586

約数の個数: 48

約数和(自身を含む): 367803840

約数和(自身を除く): 158680815

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 101, 285, 303, 475, 505, 1425, 1453, 1515, 1919, 2525, 4359, 5757, 7265, 7575, 9595, 21795, 27607, 28785, 36325, 47975, 82821, 108975, 138035, 143925, 146753, 414105, 440259, 690175, 733765, 2070525, 2201295, 2788307, 3668825, 8364921, 11006475, 13941535, 41824605, 69707675, 209123025]

約数ペア:

[(1, 209123025), (3, 69707675), (5, 41824605), (15, 13941535), (19, 11006475), (25, 8364921), (57, 3668825), (75, 2788307), (95, 2201295), (101, 2070525), (285, 733765), (303, 690175), (475, 440259), (505, 414105), (1425, 146753), (1453, 143925), (1515, 138035), (1919, 108975), (2525, 82821), (4359, 47975), (5757, 36325), (7265, 28785), (7575, 27607), (9595, 21795)]