257177102

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{1489}}^1$

素因数の和:1597

約数の個数: 48

約数和(自身を含む): 484261920

約数和(自身を除く): 227084818

約数列:

[1, 2, 7, 13, 14, 26, 73, 91, 146, 169, 182, 338, 511, 949, 1022, 1183, 1489, 1898, 2366, 2978, 6643, 10423, 12337, 13286, 19357, 20846, 24674, 38714, 86359, 108697, 135499, 172718, 217394, 251641, 270998, 503282, 760879, 1413061, 1521758, 1761487, 2826122, 3522974, 9891427, 18369793, 19782854, 36739586, 128588551, 257177102]

約数ペア:

[(1, 257177102), (2, 128588551), (7, 36739586), (13, 19782854), (14, 18369793), (26, 9891427), (73, 3522974), (91, 2826122), (146, 1761487), (169, 1521758), (182, 1413061), (338, 760879), (511, 503282), (949, 270998), (1022, 251641), (1183, 217394), (1489, 172718), (1898, 135499), (2366, 108697), (2978, 86359), (6643, 38714), (10423, 24674), (12337, 20846), (13286, 19357)]