27686985

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{30259}}^1$

素因数の和:30328

約数の個数: 16

約数和(自身を含む): 45026880

約数和(自身を除く): 17339895

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 30259, 90777, 151295, 453885, 1845799, 5537397, 9228995, 27686985]

約数ペア:

[(1, 27686985), (3, 9228995), (5, 5537397), (15, 1845799), (61, 453885), (183, 151295), (305, 90777), (915, 30259)]