216907496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3541}}^1$

素因数の和:3610

約数の個数: 64

約数和(自身を含む): 476044800

約数和(自身を除く): 259137304

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 247, 248, 403, 494, 589, 806, 988, 1178, 1612, 1976, 2356, 3224, 3541, 4712, 7082, 7657, 14164, 15314, 28328, 30628, 46033, 61256, 67279, 92066, 109771, 134558, 184132, 219542, 269116, 368264, 439084, 538232, 874627, 878168, 1427023, 1749254, 2085649, 2854046, 3498508, 4171298, 5708092, 6997016, 8342596, 11416184, 16685192, 27113437, 54226874, 108453748, 216907496]

約数ペア:

[(1, 216907496), (2, 108453748), (4, 54226874), (8, 27113437), (13, 16685192), (19, 11416184), (26, 8342596), (31, 6997016), (38, 5708092), (52, 4171298), (62, 3498508), (76, 2854046), (104, 2085649), (124, 1749254), (152, 1427023), (247, 878168), (248, 874627), (403, 538232), (494, 439084), (589, 368264), (806, 269116), (988, 219542), (1178, 184132), (1612, 134558), (1976, 109771), (2356, 92066), (3224, 67279), (3541, 61256), (4712, 46033), (7082, 30628), (7657, 28328), (14164, 15314)]