51814785

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 94786560

約数和(自身を除く): 42971775

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 67, 109, 129, 165, 201, 215, 327, 335, 473, 545, 645, 737, 1005, 1199, 1419, 1635, 2211, 2365, 2881, 3597, 3685, 4687, 5995, 7095, 7303, 8643, 11055, 14061, 14405, 17985, 21909, 23435, 31691, 36515, 43215, 51557, 70305, 80333, 95073, 109545, 154671, 158455, 240999, 257785, 314029, 401665, 475365, 773355, 942087, 1204995, 1570145, 3454319, 4710435, 10362957, 17271595, 51814785]

約数ペア:

[(1, 51814785), (3, 17271595), (5, 10362957), (11, 4710435), (15, 3454319), (33, 1570145), (43, 1204995), (55, 942087), (67, 773355), (109, 475365), (129, 401665), (165, 314029), (201, 257785), (215, 240999), (327, 158455), (335, 154671), (473, 109545), (545, 95073), (645, 80333), (737, 70305), (1005, 51557), (1199, 43215), (1419, 36515), (1635, 31691), (2211, 23435), (2365, 21909), (2881, 17985), (3597, 14405), (3685, 14061), (4687, 11055), (5995, 8643), (7095, 7303)]