278829903

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{16033}}^1$

素因数の和:16095

約数の個数: 32

約数和(自身を含む): 443308032

約数和(自身を除く): 164478129

約数列:

[1, 3, 11, 17, 31, 33, 51, 93, 187, 341, 527, 561, 1023, 1581, 5797, 16033, 17391, 48099, 176363, 272561, 497023, 529089, 817683, 1491069, 2998171, 5467253, 8449391, 8994513, 16401759, 25348173, 92943301, 278829903]

約数ペア:

[(1, 278829903), (3, 92943301), (11, 25348173), (17, 16401759), (31, 8994513), (33, 8449391), (51, 5467253), (93, 2998171), (187, 1491069), (341, 817683), (527, 529089), (561, 497023), (1023, 272561), (1581, 176363), (5797, 48099), (16033, 17391)]