686220822

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1$

素因数の和:1045

約数の個数: 112

約数和(自身を含む): 1790491392

約数和(自身を除く): 1104270570

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 71, 81, 126, 142, 162, 189, 213, 243, 378, 426, 486, 497, 567, 639, 729, 947, 994, 1134, 1278, 1458, 1491, 1701, 1894, 1917, 2841, 2982, 3402, 3834, 4473, 5103, 5682, 5751, 6629, 8523, 8946, 10206, 11502, 13258, 13419, 17046, 17253, 19887, 25569, 26838, 34506, 39774, 40257, 51138, 51759, 59661, 67237, 76707, 80514, 103518, 119322, 120771, 134474, 153414, 178983, 201711, 230121, 241542, 357966, 362313, 403422, 460242, 470659, 536949, 605133, 690363, 724626, 941318, 1073898, 1210266, 1380726, 1411977, 1610847, 1815399, 2823954, 3221694, 3630798, 4235931, 4832541, 5446197, 8471862, 9665082, 10892394, 12707793, 16338591, 25415586, 32677182, 38123379, 49015773, 76246758, 98031546, 114370137, 228740274, 343110411, 686220822]

約数ペア:

[(1, 686220822), (2, 343110411), (3, 228740274), (6, 114370137), (7, 98031546), (9, 76246758), (14, 49015773), (18, 38123379), (21, 32677182), (27, 25415586), (42, 16338591), (54, 12707793), (63, 10892394), (71, 9665082), (81, 8471862), (126, 5446197), (142, 4832541), (162, 4235931), (189, 3630798), (213, 3221694), (243, 2823954), (378, 1815399), (426, 1610847), (486, 1411977), (497, 1380726), (567, 1210266), (639, 1073898), (729, 941318), (947, 724626), (994, 690363), (1134, 605133), (1278, 536949), (1458, 470659), (1491, 460242), (1701, 403422), (1894, 362313), (1917, 357966), (2841, 241542), (2982, 230121), (3402, 201711), (3834, 178983), (4473, 153414), (5103, 134474), (5682, 120771), (5751, 119322), (6629, 103518), (8523, 80514), (8946, 76707), (10206, 67237), (11502, 59661), (13258, 51759), (13419, 51138), (17046, 40257), (17253, 39774), (19887, 34506), (25569, 26838)]