131285728

素因数分解:

$2^5\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1433}}^1$

素因数の和:1859

約数の個数: 48

約数和(自身を含む): 296321760

約数和(自身を除く): 165036032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 409, 818, 1433, 1636, 2863, 2866, 3272, 5726, 5732, 6544, 10031, 11452, 11464, 13088, 20062, 22904, 22928, 40124, 45808, 45856, 80248, 91616, 160496, 320992, 586097, 1172194, 2344388, 4102679, 4688776, 8205358, 9377552, 16410716, 18755104, 32821432, 65642864, 131285728]

約数ペア:

[(1, 131285728), (2, 65642864), (4, 32821432), (7, 18755104), (8, 16410716), (14, 9377552), (16, 8205358), (28, 4688776), (32, 4102679), (56, 2344388), (112, 1172194), (224, 586097), (409, 320992), (818, 160496), (1433, 91616), (1636, 80248), (2863, 45856), (2866, 45808), (3272, 40124), (5726, 22928), (5732, 22904), (6544, 20062), (10031, 13088), (11452, 11464)]