256834742

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{9697}}^1$

素因数の和:9776

約数の個数: 32

約数和(自身を含む): 439901280

約数和(自身を除く): 183066538

約数列:

[1, 2, 17, 19, 34, 38, 41, 82, 323, 646, 697, 779, 1394, 1558, 9697, 13243, 19394, 26486, 164849, 184243, 329698, 368486, 397577, 795154, 3132131, 6264262, 6758809, 7553963, 13517618, 15107926, 128417371, 256834742]

約数ペア:

[(1, 256834742), (2, 128417371), (17, 15107926), (19, 13517618), (34, 7553963), (38, 6758809), (41, 6264262), (82, 3132131), (323, 795154), (646, 397577), (697, 368486), (779, 329698), (1394, 184243), (1558, 164849), (9697, 26486), (13243, 19394)]