1388693418

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{56909}}^1$

素因数の和:57011

約数の個数: 48

約数和(自身を含む): 3269820960

約数和(自身を除く): 1881127542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 83, 98, 147, 166, 249, 294, 498, 581, 1162, 1743, 3486, 4067, 8134, 12201, 24402, 56909, 113818, 170727, 341454, 398363, 796726, 1195089, 2390178, 2788541, 4723447, 5577082, 8365623, 9446894, 14170341, 16731246, 28340682, 33064129, 66128258, 99192387, 198384774, 231448903, 462897806, 694346709, 1388693418]

約数ペア:

[(1, 1388693418), (2, 694346709), (3, 462897806), (6, 231448903), (7, 198384774), (14, 99192387), (21, 66128258), (42, 33064129), (49, 28340682), (83, 16731246), (98, 14170341), (147, 9446894), (166, 8365623), (249, 5577082), (294, 4723447), (498, 2788541), (581, 2390178), (1162, 1195089), (1743, 796726), (3486, 398363), (4067, 341454), (8134, 170727), (12201, 113818), (24402, 56909)]