38784495

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 64069632

約数和(自身を除く): 25285137

約数列:

[1, 3, 5, 15, 43, 129, 157, 215, 383, 471, 645, 785, 1149, 1915, 2355, 5745, 6751, 16469, 20253, 33755, 49407, 60131, 82345, 101265, 180393, 247035, 300655, 901965, 2585633, 7756899, 12928165, 38784495]

約数ペア:

[(1, 38784495), (3, 12928165), (5, 7756899), (15, 2585633), (43, 901965), (129, 300655), (157, 247035), (215, 180393), (383, 101265), (471, 82345), (645, 60131), (785, 49407), (1149, 33755), (1915, 20253), (2355, 16469), (5745, 6751)]