16304995

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1091}}^1$

素因数の和:1171

約数の個数: 24

約数和(自身を含む): 23154768

約数和(自身を除く): 6849773

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 1091, 2135, 2989, 5455, 7637, 14945, 38185, 53459, 66551, 267295, 332755, 465857, 2329285, 3260999, 16304995]

約数ペア:

[(1, 16304995), (5, 3260999), (7, 2329285), (35, 465857), (49, 332755), (61, 267295), (245, 66551), (305, 53459), (427, 38185), (1091, 14945), (2135, 7637), (2989, 5455)]