664934844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{213943}}^1$

素因数の和:213994

約数の個数: 48

約数和(自身を含む): 1821091328

約数和(自身を除く): 1156156484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 213943, 427886, 641829, 855772, 1283658, 1497601, 2567316, 2995202, 4492803, 5990404, 7915891, 8985606, 15831782, 17971212, 23747673, 31663564, 47495346, 55411237, 94990692, 110822474, 166233711, 221644948, 332467422, 664934844]

約数ペア:

[(1, 664934844), (2, 332467422), (3, 221644948), (4, 166233711), (6, 110822474), (7, 94990692), (12, 55411237), (14, 47495346), (21, 31663564), (28, 23747673), (37, 17971212), (42, 15831782), (74, 8985606), (84, 7915891), (111, 5990404), (148, 4492803), (222, 2995202), (259, 2567316), (444, 1497601), (518, 1283658), (777, 855772), (1036, 641829), (1554, 427886), (3108, 213943)]