72990399

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{4999}}^1$

素因数の和:5190

約数の個数: 16

約数和(自身を含む): 101120000

約数和(自身を除く): 28129601

約数列:

[1, 3, 31, 93, 157, 471, 4867, 4999, 14601, 14997, 154969, 464907, 784843, 2354529, 24330133, 72990399]

約数ペア:

[(1, 72990399), (3, 24330133), (31, 2354529), (93, 784843), (157, 464907), (471, 154969), (4867, 14997), (4999, 14601)]