81292068

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15791}}^1$

素因数の和:15825

約数の個数: 72

約数和(自身を含む): 241428096

約数和(自身を除く): 160136028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 5148, 15791, 31582, 47373, 63164, 94746, 142119, 173701, 189492, 205283, 284238, 347402, 410566, 521103, 568476, 615849, 694804, 821132, 1042206, 1231698, 1563309, 1847547, 2084412, 2258113, 2463396, 3126618, 3695094, 4516226, 6253236, 6774339, 7390188, 9032452, 13548678, 20323017, 27097356, 40646034, 81292068]

約数ペア:

[(1, 81292068), (2, 40646034), (3, 27097356), (4, 20323017), (6, 13548678), (9, 9032452), (11, 7390188), (12, 6774339), (13, 6253236), (18, 4516226), (22, 3695094), (26, 3126618), (33, 2463396), (36, 2258113), (39, 2084412), (44, 1847547), (52, 1563309), (66, 1231698), (78, 1042206), (99, 821132), (117, 694804), (132, 615849), (143, 568476), (156, 521103), (198, 410566), (234, 347402), (286, 284238), (396, 205283), (429, 189492), (468, 173701), (572, 142119), (858, 94746), (1287, 63164), (1716, 47373), (2574, 31582), (5148, 15791)]