639672

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{2423}}^1$

素因数の和:2443

約数の個数: 32

約数和(自身を含む): 1745280

約数和(自身を除く): 1105608

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 2423, 4846, 7269, 9692, 14538, 19384, 26653, 29076, 53306, 58152, 79959, 106612, 159918, 213224, 319836, 639672]

約数ペア:

[(1, 639672), (2, 319836), (3, 213224), (4, 159918), (6, 106612), (8, 79959), (11, 58152), (12, 53306), (22, 29076), (24, 26653), (33, 19384), (44, 14538), (66, 9692), (88, 7269), (132, 4846), (264, 2423)]