71428716

素因数分解:

$2^2\times 3^4\times {\mathrm{449}}^1\times {\mathrm{491}}^1$

素因数の和:956

約数の個数: 60

約数和(自身を含む): 187525800

約数和(自身を除く): 116097084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 449, 491, 898, 982, 1347, 1473, 1796, 1964, 2694, 2946, 4041, 4419, 5388, 5892, 8082, 8838, 12123, 13257, 16164, 17676, 24246, 26514, 36369, 39771, 48492, 53028, 72738, 79542, 145476, 159084, 220459, 440918, 661377, 881836, 1322754, 1984131, 2645508, 3968262, 5952393, 7936524, 11904786, 17857179, 23809572, 35714358, 71428716]

約数ペア:

[(1, 71428716), (2, 35714358), (3, 23809572), (4, 17857179), (6, 11904786), (9, 7936524), (12, 5952393), (18, 3968262), (27, 2645508), (36, 1984131), (54, 1322754), (81, 881836), (108, 661377), (162, 440918), (324, 220459), (449, 159084), (491, 145476), (898, 79542), (982, 72738), (1347, 53028), (1473, 48492), (1796, 39771), (1964, 36369), (2694, 26514), (2946, 24246), (4041, 17676), (4419, 16164), (5388, 13257), (5892, 12123), (8082, 8838)]