15866816

素因数分解:

$2^6\times 7^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:457

約数の個数: 56

約数和(自身を含む): 36429696

約数和(自身を除く): 20562880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 107, 112, 214, 224, 331, 428, 448, 662, 749, 856, 1324, 1498, 1712, 2317, 2648, 2996, 3424, 4634, 5296, 5992, 6848, 9268, 10592, 11984, 18536, 21184, 23968, 35417, 37072, 47936, 70834, 74144, 141668, 148288, 247919, 283336, 495838, 566672, 991676, 1133344, 1983352, 2266688, 3966704, 7933408, 15866816]

約数ペア:

[(1, 15866816), (2, 7933408), (4, 3966704), (7, 2266688), (8, 1983352), (14, 1133344), (16, 991676), (28, 566672), (32, 495838), (56, 283336), (64, 247919), (107, 148288), (112, 141668), (214, 74144), (224, 70834), (331, 47936), (428, 37072), (448, 35417), (662, 23968), (749, 21184), (856, 18536), (1324, 11984), (1498, 10592), (1712, 9268), (2317, 6848), (2648, 5992), (2996, 5296), (3424, 4634)]