66653938

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 116212320

約数和(自身を除く): 49558382

約数列:

[1, 2, 13, 19, 26, 38, 97, 107, 169, 194, 214, 247, 338, 494, 1261, 1391, 1843, 2033, 2522, 2782, 3211, 3686, 4066, 6422, 10379, 16393, 18083, 20758, 23959, 26429, 32786, 36166, 47918, 52858, 134927, 197201, 269854, 311467, 343577, 394402, 622934, 687154, 1754051, 2563613, 3508102, 5127226, 33326969, 66653938]

約数ペア:

[(1, 66653938), (2, 33326969), (13, 5127226), (19, 3508102), (26, 2563613), (38, 1754051), (97, 687154), (107, 622934), (169, 394402), (194, 343577), (214, 311467), (247, 269854), (338, 197201), (494, 134927), (1261, 52858), (1391, 47918), (1843, 36166), (2033, 32786), (2522, 26429), (2782, 23959), (3211, 20758), (3686, 18083), (4066, 16393), (6422, 10379)]