16525615

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 22394880

約数和(自身を除く): 5869265

約数列:

[1, 5, 17, 23, 79, 85, 107, 115, 391, 395, 535, 1343, 1817, 1819, 1955, 2461, 6715, 8453, 9085, 9095, 12305, 30889, 41837, 42265, 143701, 154445, 194419, 209185, 718505, 972095, 3305123, 16525615]

約数ペア:

[(1, 16525615), (5, 3305123), (17, 972095), (23, 718505), (79, 209185), (85, 194419), (107, 154445), (115, 143701), (391, 42265), (395, 41837), (535, 30889), (1343, 12305), (1817, 9095), (1819, 9085), (1955, 8453), (2461, 6715)]