890753402

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{1039}}^1$

素因数の和:1371

約数の個数: 64

約数和(自身を含む): 1761177600

約数和(自身を除く): 870424198

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 293, 418, 586, 1039, 1463, 2051, 2078, 2926, 3223, 4102, 5567, 6446, 7273, 11134, 11429, 14546, 19741, 22561, 22858, 38969, 39482, 45122, 61237, 77938, 80003, 122474, 138187, 160006, 217151, 276374, 304427, 428659, 434302, 608854, 857318, 1520057, 2130989, 3040114, 3348697, 4261978, 5784113, 6697394, 11568226, 23440879, 40488791, 46881758, 63625243, 80977582, 127250486, 445376701, 890753402]

約数ペア:

[(1, 890753402), (2, 445376701), (7, 127250486), (11, 80977582), (14, 63625243), (19, 46881758), (22, 40488791), (38, 23440879), (77, 11568226), (133, 6697394), (154, 5784113), (209, 4261978), (266, 3348697), (293, 3040114), (418, 2130989), (586, 1520057), (1039, 857318), (1463, 608854), (2051, 434302), (2078, 428659), (2926, 304427), (3223, 276374), (4102, 217151), (5567, 160006), (6446, 138187), (7273, 122474), (11134, 80003), (11429, 77938), (14546, 61237), (19741, 45122), (22561, 39482), (22858, 38969)]