83738781

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 145566720

約数和(自身を除く): 61827939

約数列:

[1, 3, 7, 9, 21, 31, 53, 63, 93, 159, 217, 279, 371, 477, 651, 809, 1113, 1643, 1953, 2427, 3339, 4929, 5663, 7281, 11501, 14787, 16989, 25079, 34503, 42877, 50967, 75237, 103509, 128631, 175553, 225711, 300139, 385893, 526659, 900417, 1329187, 1579977, 2701251, 3987561, 9304309, 11962683, 27912927, 83738781]

約数ペア:

[(1, 83738781), (3, 27912927), (7, 11962683), (9, 9304309), (21, 3987561), (31, 2701251), (53, 1579977), (63, 1329187), (93, 900417), (159, 526659), (217, 385893), (279, 300139), (371, 225711), (477, 175553), (651, 128631), (809, 103509), (1113, 75237), (1643, 50967), (1953, 42877), (2427, 34503), (3339, 25079), (4929, 16989), (5663, 14787), (7281, 11501)]