81616065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{320063}}^1$

素因数の和:320088

約数の個数: 16

約数和(自身を含む): 138267648

約数和(自身を除く): 56651583

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 320063, 960189, 1600315, 4800945, 5441071, 16323213, 27205355, 81616065]

約数ペア:

[(1, 81616065), (3, 27205355), (5, 16323213), (15, 5441071), (17, 4800945), (51, 1600315), (85, 960189), (255, 320063)]