66293812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3947}}^1$

素因数の和:4000

約数の個数: 48

約数和(自身を含む): 139285440

約数和(自身を除く): 72991628

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 3947, 4199, 7894, 8398, 15788, 16796, 51311, 67099, 74993, 102622, 134198, 149986, 205244, 268396, 299972, 872287, 974909, 1274881, 1744574, 1949818, 2549762, 3489148, 3899636, 5099524, 16573453, 33146906, 66293812]

約数ペア:

[(1, 66293812), (2, 33146906), (4, 16573453), (13, 5099524), (17, 3899636), (19, 3489148), (26, 2549762), (34, 1949818), (38, 1744574), (52, 1274881), (68, 974909), (76, 872287), (221, 299972), (247, 268396), (323, 205244), (442, 149986), (494, 134198), (646, 102622), (884, 74993), (988, 67099), (1292, 51311), (3947, 16796), (4199, 15788), (7894, 8398)]