30939209

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{6199}}^1$

素因数の和:6260

約数の個数: 16

約数和(自身を含む): 38092800

約数和(自身を除く): 7153591

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 6199, 43393, 142577, 192169, 998039, 1345183, 4419887, 30939209]

約数ペア:

[(1, 30939209), (7, 4419887), (23, 1345183), (31, 998039), (161, 192169), (217, 142577), (713, 43393), (4991, 6199)]