30987166

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71399}}^1$

素因数の和:71439

約数の個数: 16

約数和(自身を含む): 54835200

約数和(自身を除く): 23848034

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 71399, 142798, 499793, 999586, 2213369, 4426738, 15493583, 30987166]

約数ペア:

[(1, 30987166), (2, 15493583), (7, 4426738), (14, 2213369), (31, 999586), (62, 499793), (217, 142798), (434, 71399)]