81906292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{21577}}^1$

素因数の和:21667

約数の個数: 24

約数和(自身を含む): 156483656

約数和(自身を除く): 74577364

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 21577, 43154, 86308, 280501, 561002, 1122004, 1575121, 3150242, 6300484, 20476573, 40953146, 81906292]

約数ペア:

[(1, 81906292), (2, 40953146), (4, 20476573), (13, 6300484), (26, 3150242), (52, 1575121), (73, 1122004), (146, 561002), (292, 280501), (949, 86308), (1898, 43154), (3796, 21577)]