1555778328

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{216803}}^1$

素因数の和:216848

約数の個数: 64

約数和(自身を含む): 4370768640

約数和(自身を除く): 2814990312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2392, 3588, 7176, 216803, 433606, 650409, 867212, 1300818, 1734424, 2601636, 2818439, 4986469, 5203272, 5636878, 8455317, 9972938, 11273756, 14959407, 16910634, 19945876, 22547512, 29918814, 33821268, 39891752, 59837628, 64824097, 67642536, 119675256, 129648194, 194472291, 259296388, 388944582, 518592776, 777889164, 1555778328]

約数ペア:

[(1, 1555778328), (2, 777889164), (3, 518592776), (4, 388944582), (6, 259296388), (8, 194472291), (12, 129648194), (13, 119675256), (23, 67642536), (24, 64824097), (26, 59837628), (39, 39891752), (46, 33821268), (52, 29918814), (69, 22547512), (78, 19945876), (92, 16910634), (104, 14959407), (138, 11273756), (156, 9972938), (184, 8455317), (276, 5636878), (299, 5203272), (312, 4986469), (552, 2818439), (598, 2601636), (897, 1734424), (1196, 1300818), (1794, 867212), (2392, 650409), (3588, 433606), (7176, 216803)]