256760979

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{85331}}^1$

素因数の和:85410

約数の個数: 16

約数和(自身を含む): 368634240

約数和(自身を除く): 111873261

約数列:

[1, 3, 17, 51, 59, 177, 1003, 3009, 85331, 255993, 1450627, 4351881, 5034529, 15103587, 85586993, 256760979]

約数ペア:

[(1, 256760979), (3, 85586993), (17, 15103587), (51, 5034529), (59, 4351881), (177, 1450627), (1003, 255993), (3009, 85331)]