890457975

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2789}}^1$

素因数の和:2862

約数の個数: 96

約数和(自身を含む): 1826668800

約数和(自身を除く): 936210825

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 43, 45, 55, 75, 99, 129, 135, 165, 215, 225, 275, 297, 387, 473, 495, 645, 675, 825, 1075, 1161, 1419, 1485, 1935, 2365, 2475, 2789, 3225, 4257, 5805, 7095, 7425, 8367, 9675, 11825, 12771, 13945, 21285, 25101, 29025, 30679, 35475, 41835, 63855, 69725, 75303, 92037, 106425, 119927, 125505, 153395, 209175, 276111, 319275, 359781, 376515, 460185, 599635, 627525, 766975, 828333, 1079343, 1319197, 1380555, 1798905, 1882575, 2300925, 2998175, 3238029, 3957591, 4141665, 5396715, 6595985, 6902775, 8994525, 11872773, 16190145, 19787955, 20708325, 26983575, 32979925, 35618319, 59363865, 80950725, 98939775, 178091595, 296819325, 890457975]

約数ペア:

[(1, 890457975), (3, 296819325), (5, 178091595), (9, 98939775), (11, 80950725), (15, 59363865), (25, 35618319), (27, 32979925), (33, 26983575), (43, 20708325), (45, 19787955), (55, 16190145), (75, 11872773), (99, 8994525), (129, 6902775), (135, 6595985), (165, 5396715), (215, 4141665), (225, 3957591), (275, 3238029), (297, 2998175), (387, 2300925), (473, 1882575), (495, 1798905), (645, 1380555), (675, 1319197), (825, 1079343), (1075, 828333), (1161, 766975), (1419, 627525), (1485, 599635), (1935, 460185), (2365, 376515), (2475, 359781), (2789, 319275), (3225, 276111), (4257, 209175), (5805, 153395), (7095, 125505), (7425, 119927), (8367, 106425), (9675, 92037), (11825, 75303), (12771, 69725), (13945, 63855), (21285, 41835), (25101, 35475), (29025, 30679)]