266159852

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 560994336

約数和(自身を除く): 294834484

約数列:

[1, 2, 4, 7, 14, 28, 43, 53, 86, 97, 106, 172, 194, 212, 301, 371, 388, 602, 679, 742, 1204, 1358, 1484, 1849, 2279, 2716, 3698, 4171, 4558, 5141, 7396, 8342, 9116, 10282, 12943, 15953, 16684, 20564, 25886, 29197, 31906, 35987, 51772, 58394, 63812, 71974, 97997, 116788, 143948, 179353, 195994, 221063, 358706, 391988, 442126, 685979, 717412, 884252, 1255471, 1371958, 1547441, 2510942, 2743916, 3094882, 5021884, 6189764, 9505709, 19011418, 38022836, 66539963, 133079926, 266159852]

約数ペア:

[(1, 266159852), (2, 133079926), (4, 66539963), (7, 38022836), (14, 19011418), (28, 9505709), (43, 6189764), (53, 5021884), (86, 3094882), (97, 2743916), (106, 2510942), (172, 1547441), (194, 1371958), (212, 1255471), (301, 884252), (371, 717412), (388, 685979), (602, 442126), (679, 391988), (742, 358706), (1204, 221063), (1358, 195994), (1484, 179353), (1849, 143948), (2279, 116788), (2716, 97997), (3698, 71974), (4171, 63812), (4558, 58394), (5141, 51772), (7396, 35987), (8342, 31906), (9116, 29197), (10282, 25886), (12943, 20564), (15953, 16684)]