81293355

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4211}}^1$

素因数の和:4249

約数の個数: 64

約数和(自身を含む): 169827840

約数和(自身を除く): 88534485

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 55, 65, 99, 117, 135, 143, 165, 195, 297, 351, 429, 495, 585, 715, 1287, 1485, 1755, 2145, 3861, 4211, 6435, 12633, 19305, 21055, 37899, 46321, 54743, 63165, 113697, 138963, 164229, 189495, 231605, 273715, 416889, 492687, 568485, 602173, 694815, 821145, 1250667, 1478061, 1806519, 2084445, 2463435, 3010865, 5419557, 6253335, 7390305, 9032595, 16258671, 27097785, 81293355]

約数ペア:

[(1, 81293355), (3, 27097785), (5, 16258671), (9, 9032595), (11, 7390305), (13, 6253335), (15, 5419557), (27, 3010865), (33, 2463435), (39, 2084445), (45, 1806519), (55, 1478061), (65, 1250667), (99, 821145), (117, 694815), (135, 602173), (143, 568485), (165, 492687), (195, 416889), (297, 273715), (351, 231605), (429, 189495), (495, 164229), (585, 138963), (715, 113697), (1287, 63165), (1485, 54743), (1755, 46321), (2145, 37899), (3861, 21055), (4211, 19305), (6435, 12633)]