28935615

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2141}}^1$

素因数の和:2219

約数の個数: 32

約数和(自身を含む): 49968576

約数和(自身を除く): 21032961

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2141, 2703, 4505, 6423, 10705, 13515, 32115, 36397, 109191, 113473, 181985, 340419, 545955, 567365, 1702095, 1929041, 5787123, 9645205, 28935615]

約数ペア:

[(1, 28935615), (3, 9645205), (5, 5787123), (15, 1929041), (17, 1702095), (51, 567365), (53, 545955), (85, 340419), (159, 181985), (255, 113473), (265, 109191), (795, 36397), (901, 32115), (2141, 13515), (2703, 10705), (4505, 6423)]