1389675254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{25793}}^1$

素因数の和:25916

約数の個数: 32

約数和(自身を含む): 2377175040

約数和(自身を除く): 987499786

約数列:

[1, 2, 11, 22, 31, 62, 79, 158, 341, 682, 869, 1738, 2449, 4898, 25793, 26939, 51586, 53878, 283723, 567446, 799583, 1599166, 2037647, 4075294, 8795413, 17590826, 22414117, 44828234, 63167057, 126334114, 694837627, 1389675254]

約数ペア:

[(1, 1389675254), (2, 694837627), (11, 126334114), (22, 63167057), (31, 44828234), (62, 22414117), (79, 17590826), (158, 8795413), (341, 4075294), (682, 2037647), (869, 1599166), (1738, 799583), (2449, 567446), (4898, 283723), (25793, 53878), (26939, 51586)]