131005890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{485207}}^1$

素因数の和:485223

約数の個数: 32

約数和(自身を含む): 349349760

約数和(自身を除く): 218343870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 485207, 970414, 1455621, 2426035, 2911242, 4366863, 4852070, 7278105, 8733726, 13100589, 14556210, 21834315, 26201178, 43668630, 65502945, 131005890]

約数ペア:

[(1, 131005890), (2, 65502945), (3, 43668630), (5, 26201178), (6, 21834315), (9, 14556210), (10, 13100589), (15, 8733726), (18, 7278105), (27, 4852070), (30, 4366863), (45, 2911242), (54, 2426035), (90, 1455621), (135, 970414), (270, 485207)]