66705714

素因数分解:

$2^1\times 3^3\times {\mathrm{521}}^1\times {\mathrm{2371}}^1$

素因数の和:2903

約数の個数: 32

約数和(自身を含む): 148582080

約数和(自身を除く): 81876366

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 521, 1042, 1563, 2371, 3126, 4689, 4742, 7113, 9378, 14067, 14226, 21339, 28134, 42678, 64017, 128034, 1235291, 2470582, 3705873, 7411746, 11117619, 22235238, 33352857, 66705714]

約数ペア:

[(1, 66705714), (2, 33352857), (3, 22235238), (6, 11117619), (9, 7411746), (18, 3705873), (27, 2470582), (54, 1235291), (521, 128034), (1042, 64017), (1563, 42678), (2371, 28134), (3126, 21339), (4689, 14226), (4742, 14067), (7113, 9378)]