431456

素因数分解:

$2^5\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:246

約数の個数: 24

約数和(自身を含む): 864360

約数和(自身を除く): 432904

約数列:

[1, 2, 4, 8, 16, 32, 97, 139, 194, 278, 388, 556, 776, 1112, 1552, 2224, 3104, 4448, 13483, 26966, 53932, 107864, 215728, 431456]

約数ペア:

[(1, 431456), (2, 215728), (4, 107864), (8, 53932), (16, 26966), (32, 13483), (97, 4448), (139, 3104), (194, 2224), (278, 1552), (388, 1112), (556, 776)]