64781334

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 143567424

約数和(自身を除く): 78786090

約数列:

[1, 2, 3, 6, 9, 18, 83, 131, 166, 249, 262, 331, 393, 498, 662, 747, 786, 993, 1179, 1494, 1986, 2358, 2979, 5958, 10873, 21746, 27473, 32619, 43361, 54946, 65238, 82419, 86722, 97857, 130083, 164838, 195714, 247257, 260166, 390249, 494514, 780498, 3598963, 7197926, 10796889, 21593778, 32390667, 64781334]

約数ペア:

[(1, 64781334), (2, 32390667), (3, 21593778), (6, 10796889), (9, 7197926), (18, 3598963), (83, 780498), (131, 494514), (166, 390249), (249, 260166), (262, 247257), (331, 195714), (393, 164838), (498, 130083), (662, 97857), (747, 86722), (786, 82419), (993, 65238), (1179, 54946), (1494, 43361), (1986, 32619), (2358, 27473), (2979, 21746), (5958, 10873)]