78297453

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 126846720

約数和(自身を除く): 48549267

約数列:

[1, 3, 9, 13, 39, 43, 79, 117, 129, 197, 237, 387, 559, 591, 711, 1027, 1677, 1773, 2561, 3081, 3397, 5031, 7683, 8471, 9243, 10191, 15563, 23049, 25413, 30573, 44161, 46689, 76239, 110123, 132483, 140067, 202319, 330369, 397449, 606957, 669209, 991107, 1820871, 2007627, 6022881, 8699717, 26099151, 78297453]

約数ペア:

[(1, 78297453), (3, 26099151), (9, 8699717), (13, 6022881), (39, 2007627), (43, 1820871), (79, 991107), (117, 669209), (129, 606957), (197, 397449), (237, 330369), (387, 202319), (559, 140067), (591, 132483), (711, 110123), (1027, 76239), (1677, 46689), (1773, 44161), (2561, 30573), (3081, 25413), (3397, 23049), (5031, 15563), (7683, 10191), (8471, 9243)]