271569249

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 459613440

約数和(自身を除く): 188044191

約数列:

[1, 3, 7, 9, 21, 63, 71, 109, 213, 327, 497, 557, 639, 763, 981, 1491, 1671, 2289, 3899, 4473, 5013, 6867, 7739, 11697, 23217, 35091, 39547, 54173, 60713, 69651, 118641, 162519, 182139, 276829, 355923, 424991, 487557, 546417, 830487, 1274973, 2491461, 3824919, 4310623, 12931869, 30174361, 38795607, 90523083, 271569249]

約数ペア:

[(1, 271569249), (3, 90523083), (7, 38795607), (9, 30174361), (21, 12931869), (63, 4310623), (71, 3824919), (109, 2491461), (213, 1274973), (327, 830487), (497, 546417), (557, 487557), (639, 424991), (763, 355923), (981, 276829), (1491, 182139), (1671, 162519), (2289, 118641), (3899, 69651), (4473, 60713), (5013, 54173), (6867, 39547), (7739, 35091), (11697, 23217)]