25470963

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 46771200

約数和(自身を除く): 21300237

約数列:

[1, 3, 7, 9, 19, 21, 27, 41, 57, 63, 123, 133, 171, 173, 189, 287, 369, 399, 513, 519, 779, 861, 1107, 1197, 1211, 1557, 2337, 2583, 3287, 3591, 3633, 4671, 5453, 7011, 7093, 7749, 9861, 10899, 16359, 21033, 21279, 23009, 29583, 32697, 49077, 49651, 63837, 69027, 88749, 134767, 147231, 148953, 191511, 207081, 404301, 446859, 621243, 943369, 1212903, 1340577, 2830107, 3638709, 8490321, 25470963]

約数ペア:

[(1, 25470963), (3, 8490321), (7, 3638709), (9, 2830107), (19, 1340577), (21, 1212903), (27, 943369), (41, 621243), (57, 446859), (63, 404301), (123, 207081), (133, 191511), (171, 148953), (173, 147231), (189, 134767), (287, 88749), (369, 69027), (399, 63837), (513, 49651), (519, 49077), (779, 32697), (861, 29583), (1107, 23009), (1197, 21279), (1211, 21033), (1557, 16359), (2337, 10899), (2583, 9861), (3287, 7749), (3591, 7093), (3633, 7011), (4671, 5453)]