30511334

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{15679}}^1$

素因数の和:15827

約数の個数: 16

約数和(自身を含む): 52684800

約数和(自身を除く): 22173466

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 15679, 31358, 109753, 219506, 2179381, 4358762, 15255667, 30511334]

約数ペア:

[(1, 30511334), (2, 15255667), (7, 4358762), (14, 2179381), (139, 219506), (278, 109753), (973, 31358), (1946, 15679)]