28978455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10331}}^1$

素因数の和:10367

約数の個数: 32

約数和(自身を含む): 53561088

約数和(自身を除く): 24582633

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 10331, 30993, 51655, 113641, 154965, 175627, 340923, 526881, 568205, 878135, 1704615, 1931897, 2634405, 5795691, 9659485, 28978455]

約数ペア:

[(1, 28978455), (3, 9659485), (5, 5795691), (11, 2634405), (15, 1931897), (17, 1704615), (33, 878135), (51, 568205), (55, 526881), (85, 340923), (165, 175627), (187, 154965), (255, 113641), (561, 51655), (935, 30993), (2805, 10331)]