28275513

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22073}}^1$

素因数の和:22144

約数の個数: 16

約数和(自身を含む): 43794816

約数和(自身を除く): 15519303

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 22073, 66219, 154511, 463533, 1346453, 4039359, 9425171, 28275513]

約数ペア:

[(1, 28275513), (3, 9425171), (7, 4039359), (21, 1346453), (61, 463533), (183, 154511), (427, 66219), (1281, 22073)]