668875578

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:556

約数の個数: 96

約数和(自身を含む): 1607246784

約数和(自身を除く): 938371206

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 49, 86, 98, 129, 147, 157, 258, 294, 301, 314, 337, 471, 602, 674, 903, 942, 1011, 1099, 1806, 2022, 2107, 2198, 2359, 3297, 4214, 4718, 6321, 6594, 6751, 7077, 7693, 12642, 13502, 14154, 14491, 15386, 16513, 20253, 23079, 28982, 33026, 40506, 43473, 46158, 47257, 49539, 52909, 86946, 94514, 99078, 101437, 105818, 141771, 158727, 202874, 283542, 304311, 317454, 330799, 370363, 608622, 661598, 710059, 740726, 992397, 1111089, 1420118, 1984794, 2130177, 2222178, 2275087, 2592541, 4260354, 4550174, 5185082, 6825261, 7777623, 13650522, 15555246, 15925609, 31851218, 47776827, 95553654, 111479263, 222958526, 334437789, 668875578]

約数ペア:

[(1, 668875578), (2, 334437789), (3, 222958526), (6, 111479263), (7, 95553654), (14, 47776827), (21, 31851218), (42, 15925609), (43, 15555246), (49, 13650522), (86, 7777623), (98, 6825261), (129, 5185082), (147, 4550174), (157, 4260354), (258, 2592541), (294, 2275087), (301, 2222178), (314, 2130177), (337, 1984794), (471, 1420118), (602, 1111089), (674, 992397), (903, 740726), (942, 710059), (1011, 661598), (1099, 608622), (1806, 370363), (2022, 330799), (2107, 317454), (2198, 304311), (2359, 283542), (3297, 202874), (4214, 158727), (4718, 141771), (6321, 105818), (6594, 101437), (6751, 99078), (7077, 94514), (7693, 86946), (12642, 52909), (13502, 49539), (14154, 47257), (14491, 46158), (15386, 43473), (16513, 40506), (20253, 33026), (23079, 28982)]