664453935

素因数分解:

$3^4\times 5^1\times {\mathrm{983}}^1\times {\mathrm{1669}}^1$

素因数の和:2669

約数の個数: 40

約数和(自身を含む): 1193021280

約数和(自身を除く): 528567345

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 983, 1669, 2949, 4915, 5007, 8345, 8847, 14745, 15021, 25035, 26541, 44235, 45063, 75105, 79623, 132705, 135189, 225315, 398115, 675945, 1640627, 4921881, 8203135, 14765643, 24609405, 44296929, 73828215, 132890787, 221484645, 664453935]

約数ペア:

[(1, 664453935), (3, 221484645), (5, 132890787), (9, 73828215), (15, 44296929), (27, 24609405), (45, 14765643), (81, 8203135), (135, 4921881), (405, 1640627), (983, 675945), (1669, 398115), (2949, 225315), (4915, 135189), (5007, 132705), (8345, 79623), (8847, 75105), (14745, 45063), (15021, 44235), (25035, 26541)]