686387628

素因数分解:

$2^2\times 3^3\times {\mathrm{2521}}^2$

素因数の和:5055

約数の個数: 36

約数和(自身を含む): 1780229640

約数和(自身を除く): 1093842012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 2521, 5042, 7563, 10084, 15126, 22689, 30252, 45378, 68067, 90756, 136134, 272268, 6355441, 12710882, 19066323, 25421764, 38132646, 57198969, 76265292, 114397938, 171596907, 228795876, 343193814, 686387628]

約数ペア:

[(1, 686387628), (2, 343193814), (3, 228795876), (4, 171596907), (6, 114397938), (9, 76265292), (12, 57198969), (18, 38132646), (27, 25421764), (36, 19066323), (54, 12710882), (108, 6355441), (2521, 272268), (5042, 136134), (7563, 90756), (10084, 68067), (15126, 45378), (22689, 30252)]