78975078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1327}}^1$

素因数の和:1461

約数の個数: 64

約数和(自身を含む): 196331520

約数和(自身を除く): 117356442

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 109, 182, 218, 273, 327, 546, 654, 763, 1327, 1417, 1526, 2289, 2654, 2834, 3981, 4251, 4578, 7962, 8502, 9289, 9919, 17251, 18578, 19838, 27867, 29757, 34502, 51753, 55734, 59514, 103506, 120757, 144643, 241514, 289286, 362271, 433929, 724542, 867858, 1012501, 1880359, 2025002, 3037503, 3760718, 5641077, 6075006, 11282154, 13162513, 26325026, 39487539, 78975078]

約数ペア:

[(1, 78975078), (2, 39487539), (3, 26325026), (6, 13162513), (7, 11282154), (13, 6075006), (14, 5641077), (21, 3760718), (26, 3037503), (39, 2025002), (42, 1880359), (78, 1012501), (91, 867858), (109, 724542), (182, 433929), (218, 362271), (273, 289286), (327, 241514), (546, 144643), (654, 120757), (763, 103506), (1327, 59514), (1417, 55734), (1526, 51753), (2289, 34502), (2654, 29757), (2834, 27867), (3981, 19838), (4251, 18578), (4578, 17251), (7962, 9919), (8502, 9289)]