17280216

素因数分解:

$2^3\times 3^6\times {\mathrm{2963}}^1$

素因数の和:2987

約数の個数: 56

約数和(自身を含む): 48594780

約数和(自身を除く): 31314564

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2916, 2963, 5832, 5926, 8889, 11852, 17778, 23704, 26667, 35556, 53334, 71112, 80001, 106668, 160002, 213336, 240003, 320004, 480006, 640008, 720009, 960012, 1440018, 1920024, 2160027, 2880036, 4320054, 5760072, 8640108, 17280216]

約数ペア:

[(1, 17280216), (2, 8640108), (3, 5760072), (4, 4320054), (6, 2880036), (8, 2160027), (9, 1920024), (12, 1440018), (18, 960012), (24, 720009), (27, 640008), (36, 480006), (54, 320004), (72, 240003), (81, 213336), (108, 160002), (162, 106668), (216, 80001), (243, 71112), (324, 53334), (486, 35556), (648, 26667), (729, 23704), (972, 17778), (1458, 11852), (1944, 8889), (2916, 5926), (2963, 5832)]