87491265

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{1171}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 148853376

約数和(自身を除く): 61362111

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 293, 879, 1171, 1465, 3513, 4395, 4981, 5855, 14943, 17565, 19907, 24905, 59721, 74715, 99535, 298605, 343103, 1029309, 1715515, 5146545, 5832751, 17498253, 29163755, 87491265]

約数ペア:

[(1, 87491265), (3, 29163755), (5, 17498253), (15, 5832751), (17, 5146545), (51, 1715515), (85, 1029309), (255, 343103), (293, 298605), (879, 99535), (1171, 74715), (1465, 59721), (3513, 24905), (4395, 19907), (4981, 17565), (5855, 14943)]