15938307

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 29103360

約数和(自身を除く): 13165053

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 109, 211, 231, 327, 633, 693, 763, 981, 1199, 1477, 1899, 2289, 2321, 3597, 4431, 6867, 6963, 8393, 10791, 13293, 16247, 20889, 22999, 25179, 48741, 68997, 75537, 146223, 160993, 206991, 252989, 482979, 758967, 1448937, 1770923, 2276901, 5312769, 15938307]

約数ペア:

[(1, 15938307), (3, 5312769), (7, 2276901), (9, 1770923), (11, 1448937), (21, 758967), (33, 482979), (63, 252989), (77, 206991), (99, 160993), (109, 146223), (211, 75537), (231, 68997), (327, 48741), (633, 25179), (693, 22999), (763, 20889), (981, 16247), (1199, 13293), (1477, 10791), (1899, 8393), (2289, 6963), (2321, 6867), (3597, 4431)]