27915748

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 59673600

約数和(自身を除く): 31757852

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 58, 62, 116, 124, 203, 217, 406, 434, 812, 868, 899, 1109, 1798, 2218, 3596, 4436, 6293, 7763, 12586, 15526, 25172, 31052, 32161, 34379, 64322, 68758, 128644, 137516, 225127, 240653, 450254, 481306, 900508, 962612, 996991, 1993982, 3987964, 6978937, 13957874, 27915748]

約数ペア:

[(1, 27915748), (2, 13957874), (4, 6978937), (7, 3987964), (14, 1993982), (28, 996991), (29, 962612), (31, 900508), (58, 481306), (62, 450254), (116, 240653), (124, 225127), (203, 137516), (217, 128644), (406, 68758), (434, 64322), (812, 34379), (868, 32161), (899, 31052), (1109, 25172), (1798, 15526), (2218, 12586), (3596, 7763), (4436, 6293)]