538607613

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1\times {\mathrm{6991}}^1$

素因数の和:7476

約数の個数: 16

約数和(自身を含む): 731754752

約数和(自身を除く): 193147139

約数列:

[1, 3, 61, 183, 421, 1263, 6991, 20973, 25681, 77043, 426451, 1279353, 2943211, 8829633, 179535871, 538607613]

約数ペア:

[(1, 538607613), (3, 179535871), (61, 8829633), (183, 2943211), (421, 1279353), (1263, 426451), (6991, 77043), (20973, 25681)]