291233488

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{200023}}^1$

素因数の和:200051

約数の個数: 40

約数和(自身を含む): 694483328

約数和(自身を除く): 403249840

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 200023, 400046, 800092, 1400161, 1600184, 2600299, 2800322, 3200368, 5200598, 5600644, 10401196, 11201288, 18202093, 20802392, 22402576, 36404186, 41604784, 72808372, 145616744, 291233488]

約数ペア:

[(1, 291233488), (2, 145616744), (4, 72808372), (7, 41604784), (8, 36404186), (13, 22402576), (14, 20802392), (16, 18202093), (26, 11201288), (28, 10401196), (52, 5600644), (56, 5200598), (91, 3200368), (104, 2800322), (112, 2600299), (182, 1600184), (208, 1400161), (364, 800092), (728, 400046), (1456, 200023)]