1279236736

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{1409}}^1$

素因数の和:1637

約数の個数: 64

約数和(自身を含む): 2627591400

約数和(自身を除く): 1348354664

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 173, 328, 346, 656, 692, 1312, 1384, 1409, 2624, 2768, 2818, 5248, 5536, 5636, 7093, 11072, 11272, 14186, 22144, 22544, 28372, 45088, 56744, 57769, 90176, 113488, 115538, 180352, 226976, 231076, 243757, 453952, 462152, 487514, 907904, 924304, 975028, 1848608, 1950056, 3697216, 3900112, 7394432, 7800224, 9994037, 15600448, 19988074, 31200896, 39976148, 79952296, 159904592, 319809184, 639618368, 1279236736]

約数ペア:

[(1, 1279236736), (2, 639618368), (4, 319809184), (8, 159904592), (16, 79952296), (32, 39976148), (41, 31200896), (64, 19988074), (82, 15600448), (128, 9994037), (164, 7800224), (173, 7394432), (328, 3900112), (346, 3697216), (656, 1950056), (692, 1848608), (1312, 975028), (1384, 924304), (1409, 907904), (2624, 487514), (2768, 462152), (2818, 453952), (5248, 243757), (5536, 231076), (5636, 226976), (7093, 180352), (11072, 115538), (11272, 113488), (14186, 90176), (22144, 57769), (22544, 56744), (28372, 45088)]