257836042

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{13763}}^1$

素因数の和:13830

約数の個数: 32

約数和(自身を含む): 445953600

約数和(自身を除く): 188117558

約数列:

[1, 2, 17, 19, 29, 34, 38, 58, 323, 493, 551, 646, 986, 1102, 9367, 13763, 18734, 27526, 233971, 261497, 399127, 467942, 522994, 798254, 4445449, 6785159, 7583413, 8890898, 13570318, 15166826, 128918021, 257836042]

約数ペア:

[(1, 257836042), (2, 128918021), (17, 15166826), (19, 13570318), (29, 8890898), (34, 7583413), (38, 6785159), (58, 4445449), (323, 798254), (493, 522994), (551, 467942), (646, 399127), (986, 261497), (1102, 233971), (9367, 27526), (13763, 18734)]