28478682

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 68342400

約数和(自身を除く): 39863718

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 41, 54, 57, 82, 114, 123, 171, 246, 342, 369, 513, 677, 738, 779, 1026, 1107, 1354, 1558, 2031, 2214, 2337, 4062, 4674, 6093, 7011, 12186, 12863, 14022, 18279, 21033, 25726, 27757, 36558, 38589, 42066, 55514, 77178, 83271, 115767, 166542, 231534, 249813, 347301, 499626, 527383, 694602, 749439, 1054766, 1498878, 1582149, 3164298, 4746447, 9492894, 14239341, 28478682]

約数ペア:

[(1, 28478682), (2, 14239341), (3, 9492894), (6, 4746447), (9, 3164298), (18, 1582149), (19, 1498878), (27, 1054766), (38, 749439), (41, 694602), (54, 527383), (57, 499626), (82, 347301), (114, 249813), (123, 231534), (171, 166542), (246, 115767), (342, 83271), (369, 77178), (513, 55514), (677, 42066), (738, 38589), (779, 36558), (1026, 27757), (1107, 25726), (1354, 21033), (1558, 18279), (2031, 14022), (2214, 12863), (2337, 12186), (4062, 7011), (4674, 6093)]