1330904428

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{341959}}^1$

素因数の和:342109

約数の個数: 24

約数和(自身を含む): 2680966400

約数和(自身を除く): 1350061972

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 341959, 683918, 1367836, 2393713, 4787426, 9574852, 47532301, 95064602, 190129204, 332726107, 665452214, 1330904428]

約数ペア:

[(1, 1330904428), (2, 665452214), (4, 332726107), (7, 190129204), (14, 95064602), (28, 47532301), (139, 9574852), (278, 4787426), (556, 2393713), (973, 1367836), (1946, 683918), (3892, 341959)]