28744352

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9871}}^1$

素因数の和:9901

約数の個数: 48

約数和(自身を含む): 69656832

約数和(自身を除く): 40912480

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 9871, 19742, 39484, 69097, 78968, 128323, 138194, 157936, 256646, 276388, 315872, 513292, 552776, 898261, 1026584, 1105552, 1796522, 2053168, 2211104, 3593044, 4106336, 7186088, 14372176, 28744352]

約数ペア:

[(1, 28744352), (2, 14372176), (4, 7186088), (7, 4106336), (8, 3593044), (13, 2211104), (14, 2053168), (16, 1796522), (26, 1105552), (28, 1026584), (32, 898261), (52, 552776), (56, 513292), (91, 315872), (104, 276388), (112, 256646), (182, 157936), (208, 138194), (224, 128323), (364, 78968), (416, 69097), (728, 39484), (1456, 19742), (2912, 9871)]