9871456

素因数分解:

$2^5\times 7^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 22450176

約数和(自身を除く): 12578720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 127, 224, 254, 347, 508, 694, 889, 1016, 1388, 1778, 2032, 2429, 2776, 3556, 4064, 4858, 5552, 7112, 9716, 11104, 14224, 19432, 28448, 38864, 44069, 77728, 88138, 176276, 308483, 352552, 616966, 705104, 1233932, 1410208, 2467864, 4935728, 9871456]

約数ペア:

[(1, 9871456), (2, 4935728), (4, 2467864), (7, 1410208), (8, 1233932), (14, 705104), (16, 616966), (28, 352552), (32, 308483), (56, 176276), (112, 88138), (127, 77728), (224, 44069), (254, 38864), (347, 28448), (508, 19432), (694, 14224), (889, 11104), (1016, 9716), (1388, 7112), (1778, 5552), (2032, 4858), (2429, 4064), (2776, 3556)]