10787721

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 17276928

約数和(自身を除く): 6489207

約数列:

[1, 3, 7, 21, 31, 73, 93, 217, 219, 227, 511, 651, 681, 1533, 1589, 2263, 4767, 6789, 7037, 15841, 16571, 21111, 47523, 49259, 49713, 115997, 147777, 347991, 513701, 1541103, 3595907, 10787721]

約数ペア:

[(1, 10787721), (3, 3595907), (7, 1541103), (21, 513701), (31, 347991), (73, 147777), (93, 115997), (217, 49713), (219, 49259), (227, 47523), (511, 21111), (651, 16571), (681, 15841), (1533, 7037), (1589, 6789), (2263, 4767)]