128924168

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{269}}^1\times {\mathrm{431}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 244944000

約数和(自身を除く): 116019832

約数列:

[1, 2, 4, 8, 139, 269, 278, 431, 538, 556, 862, 1076, 1112, 1724, 2152, 3448, 37391, 59909, 74782, 115939, 119818, 149564, 231878, 239636, 299128, 463756, 479272, 927512, 16115521, 32231042, 64462084, 128924168]

約数ペア:

[(1, 128924168), (2, 64462084), (4, 32231042), (8, 16115521), (139, 927512), (269, 479272), (278, 463756), (431, 299128), (538, 239636), (556, 231878), (862, 149564), (1076, 119818), (1112, 115939), (1724, 74782), (2152, 59909), (3448, 37391)]