639267744

素因数分解:

$2^5\times 3^1\times {\mathrm{163}}^1\times {\mathrm{40853}}^1$

素因数の和:41029

約数の個数: 48

約数和(自身を含む): 1688414112

約数和(自身を除く): 1049146368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 163, 326, 489, 652, 978, 1304, 1956, 2608, 3912, 5216, 7824, 15648, 40853, 81706, 122559, 163412, 245118, 326824, 490236, 653648, 980472, 1307296, 1960944, 3921888, 6659039, 13318078, 19977117, 26636156, 39954234, 53272312, 79908468, 106544624, 159816936, 213089248, 319633872, 639267744]

約数ペア:

[(1, 639267744), (2, 319633872), (3, 213089248), (4, 159816936), (6, 106544624), (8, 79908468), (12, 53272312), (16, 39954234), (24, 26636156), (32, 19977117), (48, 13318078), (96, 6659039), (163, 3921888), (326, 1960944), (489, 1307296), (652, 980472), (978, 653648), (1304, 490236), (1956, 326824), (2608, 245118), (3912, 163412), (5216, 122559), (7824, 81706), (15648, 40853)]