1280291241

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{467}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 1771600896

約数和(自身を除く): 491309655

約数列:

[1, 3, 61, 71, 183, 211, 213, 467, 633, 1401, 4331, 12871, 12993, 14981, 28487, 33157, 38613, 44943, 85461, 98537, 99471, 295611, 913841, 2022577, 2741523, 6010757, 6067731, 6996127, 18032271, 20988381, 426763747, 1280291241]

約数ペア:

[(1, 1280291241), (3, 426763747), (61, 20988381), (71, 18032271), (183, 6996127), (211, 6067731), (213, 6010757), (467, 2741523), (633, 2022577), (1401, 913841), (4331, 295611), (12871, 99471), (12993, 98537), (14981, 85461), (28487, 44943), (33157, 38613)]