247555644

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{9791}}^1$

素因数の和:9855

約数の個数: 72

約数和(自身を含む): 687633408

約数和(自身を除く): 440077764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 49, 84, 86, 98, 129, 147, 172, 196, 258, 294, 301, 516, 588, 602, 903, 1204, 1806, 2107, 3612, 4214, 6321, 8428, 9791, 12642, 19582, 25284, 29373, 39164, 58746, 68537, 117492, 137074, 205611, 274148, 411222, 421013, 479759, 822444, 842026, 959518, 1263039, 1439277, 1684052, 1919036, 2526078, 2878554, 2947091, 5052156, 5757108, 5894182, 8841273, 11788364, 17682546, 20629637, 35365092, 41259274, 61888911, 82518548, 123777822, 247555644]

約数ペア:

[(1, 247555644), (2, 123777822), (3, 82518548), (4, 61888911), (6, 41259274), (7, 35365092), (12, 20629637), (14, 17682546), (21, 11788364), (28, 8841273), (42, 5894182), (43, 5757108), (49, 5052156), (84, 2947091), (86, 2878554), (98, 2526078), (129, 1919036), (147, 1684052), (172, 1439277), (196, 1263039), (258, 959518), (294, 842026), (301, 822444), (516, 479759), (588, 421013), (602, 411222), (903, 274148), (1204, 205611), (1806, 137074), (2107, 117492), (3612, 68537), (4214, 58746), (6321, 39164), (8428, 29373), (9791, 25284), (12642, 19582)]