668811286

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 1276289280

約数和(自身を除く): 607477994

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 67, 121, 134, 143, 167, 209, 242, 247, 286, 334, 418, 494, 737, 871, 1273, 1474, 1573, 1742, 1837, 2171, 2299, 2546, 2717, 3146, 3173, 3674, 4342, 4598, 5434, 6346, 8107, 9581, 11189, 14003, 16214, 16549, 19162, 20207, 22378, 23881, 28006, 29887, 33098, 34903, 40414, 41249, 47762, 59774, 69806, 82498, 105391, 123079, 145457, 154033, 182039, 210782, 212591, 246158, 262691, 290914, 308066, 364078, 383933, 425182, 453739, 525382, 767866, 907478, 1353869, 1600027, 2002429, 2338501, 2707738, 2763683, 3200054, 4004858, 4677002, 4991129, 5527366, 9982258, 17600297, 25723511, 30400513, 35200594, 51447022, 60801026, 334405643, 668811286]

約数ペア:

[(1, 668811286), (2, 334405643), (11, 60801026), (13, 51447022), (19, 35200594), (22, 30400513), (26, 25723511), (38, 17600297), (67, 9982258), (121, 5527366), (134, 4991129), (143, 4677002), (167, 4004858), (209, 3200054), (242, 2763683), (247, 2707738), (286, 2338501), (334, 2002429), (418, 1600027), (494, 1353869), (737, 907478), (871, 767866), (1273, 525382), (1474, 453739), (1573, 425182), (1742, 383933), (1837, 364078), (2171, 308066), (2299, 290914), (2546, 262691), (2717, 246158), (3146, 212591), (3173, 210782), (3674, 182039), (4342, 154033), (4598, 145457), (5434, 123079), (6346, 105391), (8107, 82498), (9581, 69806), (11189, 59774), (14003, 47762), (16214, 41249), (16549, 40414), (19162, 34903), (20207, 33098), (22378, 29887), (23881, 28006)]