1900751013

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{6131}}^1$

素因数の和:6207

約数の個数: 72

約数和(自身を含む): 3453297120

約数和(自身を除く): 1552546107

約数列:

[1, 3, 7, 9, 19, 21, 37, 49, 57, 63, 111, 133, 147, 171, 259, 333, 399, 441, 703, 777, 931, 1197, 1813, 2109, 2331, 2793, 4921, 5439, 6131, 6327, 8379, 14763, 16317, 18393, 34447, 42917, 44289, 55179, 103341, 116489, 128751, 226847, 300419, 310023, 349467, 386253, 680541, 815423, 901257, 1048401, 1587929, 2041623, 2446269, 2703771, 4310093, 4763787, 5707961, 7338807, 11115503, 12930279, 14291361, 17123883, 30170651, 33346509, 38790837, 51371649, 90511953, 100039527, 211194557, 271535859, 633583671, 1900751013]

約数ペア:

[(1, 1900751013), (3, 633583671), (7, 271535859), (9, 211194557), (19, 100039527), (21, 90511953), (37, 51371649), (49, 38790837), (57, 33346509), (63, 30170651), (111, 17123883), (133, 14291361), (147, 12930279), (171, 11115503), (259, 7338807), (333, 5707961), (399, 4763787), (441, 4310093), (703, 2703771), (777, 2446269), (931, 2041623), (1197, 1587929), (1813, 1048401), (2109, 901257), (2331, 815423), (2793, 680541), (4921, 386253), (5439, 349467), (6131, 310023), (6327, 300419), (8379, 226847), (14763, 128751), (16317, 116489), (18393, 103341), (34447, 55179), (42917, 44289)]