84977815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1451}}^1$

素因数の和:1539

約数の個数: 32

約数和(自身を含む): 118552896

約数和(自身を除く): 33575081

約数列:

[1, 5, 13, 17, 53, 65, 85, 221, 265, 689, 901, 1105, 1451, 3445, 4505, 7255, 11713, 18863, 24667, 58565, 76903, 94315, 123335, 320671, 384515, 999739, 1307351, 1603355, 4998695, 6536755, 16995563, 84977815]

約数ペア:

[(1, 84977815), (5, 16995563), (13, 6536755), (17, 4998695), (53, 1603355), (65, 1307351), (85, 999739), (221, 384515), (265, 320671), (689, 123335), (901, 94315), (1105, 76903), (1451, 58565), (3445, 24667), (4505, 18863), (7255, 11713)]