69694288

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{997}}^1$

素因数の和:1279

約数の個数: 40

約数和(自身を含む): 143676072

約数和(自身を除く): 73981784

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 257, 272, 514, 997, 1028, 1994, 2056, 3988, 4112, 4369, 7976, 8738, 15952, 16949, 17476, 33898, 34952, 67796, 69904, 135592, 256229, 271184, 512458, 1024916, 2049832, 4099664, 4355893, 8711786, 17423572, 34847144, 69694288]

約数ペア:

[(1, 69694288), (2, 34847144), (4, 17423572), (8, 8711786), (16, 4355893), (17, 4099664), (34, 2049832), (68, 1024916), (136, 512458), (257, 271184), (272, 256229), (514, 135592), (997, 69904), (1028, 67796), (1994, 34952), (2056, 33898), (3988, 17476), (4112, 16949), (4369, 15952), (7976, 8738)]