16271577

素因数分解:

$3^3\times 7^4\times {\mathrm{251}}^1$

素因数の和:288

約数の個数: 40

約数和(自身を含む): 28234080

約数和(自身を除く): 11962503

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 251, 343, 441, 753, 1029, 1323, 1757, 2259, 2401, 3087, 5271, 6777, 7203, 9261, 12299, 15813, 21609, 36897, 47439, 64827, 86093, 110691, 258279, 332073, 602651, 774837, 1807953, 2324511, 5423859, 16271577]

約数ペア:

[(1, 16271577), (3, 5423859), (7, 2324511), (9, 1807953), (21, 774837), (27, 602651), (49, 332073), (63, 258279), (147, 110691), (189, 86093), (251, 64827), (343, 47439), (441, 36897), (753, 21609), (1029, 15813), (1323, 12299), (1757, 9261), (2259, 7203), (2401, 6777), (3087, 5271)]