128061728

素因数分解:

$2^5\times {\mathrm{97}}^1\times {\mathrm{41257}}^1$

素因数の和:41364

約数の個数: 24

約数和(自身を含む): 254726892

約数和(自身を除く): 126665164

約数列:

[1, 2, 4, 8, 16, 32, 97, 194, 388, 776, 1552, 3104, 41257, 82514, 165028, 330056, 660112, 1320224, 4001929, 8003858, 16007716, 32015432, 64030864, 128061728]

約数ペア:

[(1, 128061728), (2, 64030864), (4, 32015432), (8, 16007716), (16, 8003858), (32, 4001929), (97, 1320224), (194, 660112), (388, 330056), (776, 165028), (1552, 82514), (3104, 41257)]