1256451291

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 2013696000

約数和(自身を除く): 757244709

約数列:

[1, 3, 9, 23, 27, 37, 69, 111, 149, 207, 333, 367, 447, 621, 851, 999, 1101, 1341, 2553, 3303, 3427, 4023, 5513, 7659, 8441, 9909, 10281, 13579, 16539, 22977, 25323, 30843, 40737, 49617, 54683, 75969, 92529, 122211, 126799, 148851, 164049, 227907, 312317, 366633, 380397, 492147, 936951, 1141191, 1257709, 1476441, 2023271, 2810853, 3423573, 3773127, 6069813, 8432559, 11319381, 18209439, 33958143, 46535233, 54628317, 139605699, 418817097, 1256451291]

約数ペア:

[(1, 1256451291), (3, 418817097), (9, 139605699), (23, 54628317), (27, 46535233), (37, 33958143), (69, 18209439), (111, 11319381), (149, 8432559), (207, 6069813), (333, 3773127), (367, 3423573), (447, 2810853), (621, 2023271), (851, 1476441), (999, 1257709), (1101, 1141191), (1341, 936951), (2553, 492147), (3303, 380397), (3427, 366633), (4023, 312317), (5513, 227907), (7659, 164049), (8441, 148851), (9909, 126799), (10281, 122211), (13579, 92529), (16539, 75969), (22977, 54683), (25323, 49617), (30843, 40737)]