2003125575

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{21487}}^1$

素因数の和:21624

約数の個数: 48

約数和(自身を含む): 3645052416

約数和(自身を除く): 1641926841

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 113, 165, 275, 339, 565, 825, 1243, 1695, 2825, 3729, 6215, 8475, 18645, 21487, 31075, 64461, 93225, 107435, 236357, 322305, 537175, 709071, 1181785, 1611525, 2428031, 3545355, 5908925, 7284093, 12140155, 17726775, 26708341, 36420465, 60700775, 80125023, 133541705, 182102325, 400625115, 667708525, 2003125575]

約数ペア:

[(1, 2003125575), (3, 667708525), (5, 400625115), (11, 182102325), (15, 133541705), (25, 80125023), (33, 60700775), (55, 36420465), (75, 26708341), (113, 17726775), (165, 12140155), (275, 7284093), (339, 5908925), (565, 3545355), (825, 2428031), (1243, 1611525), (1695, 1181785), (2825, 709071), (3729, 537175), (6215, 322305), (8475, 236357), (18645, 107435), (21487, 93225), (31075, 64461)]