87581277

素因数分解:

$3^3\times 7^5\times {\mathrm{193}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 152158080

約数和(自身を除く): 64576803

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 193, 343, 441, 579, 1029, 1323, 1351, 1737, 2401, 3087, 4053, 5211, 7203, 9261, 9457, 12159, 16807, 21609, 28371, 36477, 50421, 64827, 66199, 85113, 151263, 198597, 255339, 453789, 463393, 595791, 1390179, 1787373, 3243751, 4170537, 9731253, 12511611, 29193759, 87581277]

約数ペア:

[(1, 87581277), (3, 29193759), (7, 12511611), (9, 9731253), (21, 4170537), (27, 3243751), (49, 1787373), (63, 1390179), (147, 595791), (189, 463393), (193, 453789), (343, 255339), (441, 198597), (579, 151263), (1029, 85113), (1323, 66199), (1351, 64827), (1737, 50421), (2401, 36477), (3087, 28371), (4053, 21609), (5211, 16807), (7203, 12159), (9261, 9457)]