25781994

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2803}}^1$

素因数の和:2891

約数の個数: 48

約数和(自身を含む): 64738752

約数和(自身を除く): 38956758

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 73, 126, 146, 219, 438, 511, 657, 1022, 1314, 1533, 2803, 3066, 4599, 5606, 8409, 9198, 16818, 19621, 25227, 39242, 50454, 58863, 117726, 176589, 204619, 353178, 409238, 613857, 1227714, 1432333, 1841571, 2864666, 3683142, 4296999, 8593998, 12890997, 25781994]

約数ペア:

[(1, 25781994), (2, 12890997), (3, 8593998), (6, 4296999), (7, 3683142), (9, 2864666), (14, 1841571), (18, 1432333), (21, 1227714), (42, 613857), (63, 409238), (73, 353178), (126, 204619), (146, 176589), (219, 117726), (438, 58863), (511, 50454), (657, 39242), (1022, 25227), (1314, 19621), (1533, 16818), (2803, 9198), (3066, 8409), (4599, 5606)]