78941478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{709}}^1$

素因数の和:973

約数の個数: 64

約数和(自身を含む): 197936640

約数和(自身を除く): 118995162

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 241, 462, 482, 709, 723, 1418, 1446, 1687, 2127, 2651, 3374, 4254, 4963, 5061, 5302, 7799, 7953, 9926, 10122, 14889, 15598, 15906, 18557, 23397, 29778, 37114, 46794, 54593, 55671, 109186, 111342, 163779, 170869, 327558, 341738, 512607, 1025214, 1196083, 1879559, 2392166, 3588249, 3759118, 5638677, 7176498, 11277354, 13156913, 26313826, 39470739, 78941478]

約数ペア:

[(1, 78941478), (2, 39470739), (3, 26313826), (6, 13156913), (7, 11277354), (11, 7176498), (14, 5638677), (21, 3759118), (22, 3588249), (33, 2392166), (42, 1879559), (66, 1196083), (77, 1025214), (154, 512607), (231, 341738), (241, 327558), (462, 170869), (482, 163779), (709, 111342), (723, 109186), (1418, 55671), (1446, 54593), (1687, 46794), (2127, 37114), (2651, 29778), (3374, 23397), (4254, 18557), (4963, 15906), (5061, 15598), (5302, 14889), (7799, 10122), (7953, 9926)]