81794622

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21401}}^1$

素因数の和:21433

約数の個数: 48

約数和(自身を含む): 204945552

約数和(自身を除く): 123150930

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 21401, 42802, 64203, 128406, 149807, 278213, 299614, 449421, 556426, 834639, 898842, 1048649, 1669278, 1947491, 2097298, 3145947, 3894982, 5842473, 6291894, 11684946, 13632437, 27264874, 40897311, 81794622]

約数ペア:

[(1, 81794622), (2, 40897311), (3, 27264874), (6, 13632437), (7, 11684946), (13, 6291894), (14, 5842473), (21, 3894982), (26, 3145947), (39, 2097298), (42, 1947491), (49, 1669278), (78, 1048649), (91, 898842), (98, 834639), (147, 556426), (182, 449421), (273, 299614), (294, 278213), (546, 149807), (637, 128406), (1274, 64203), (1911, 42802), (3822, 21401)]