30779882

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{15817}}^1$

素因数の和:15965

約数の個数: 16

約数和(自身を含む): 53148480

約数和(自身を除く): 22368598

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 15817, 31634, 110719, 221438, 2198563, 4397126, 15389941, 30779882]

約数ペア:

[(1, 30779882), (2, 15389941), (7, 4397126), (14, 2198563), (139, 221438), (278, 110719), (973, 31634), (1946, 15817)]