128823044

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{68669}}^1$

素因数の和:68747

約数の個数: 24

約数和(自身を含む): 261495360

約数和(自身を除く): 132672316

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 68669, 137338, 274676, 480683, 961366, 1922732, 4600823, 9201646, 18403292, 32205761, 64411522, 128823044]

約数ペア:

[(1, 128823044), (2, 64411522), (4, 32205761), (7, 18403292), (14, 9201646), (28, 4600823), (67, 1922732), (134, 961366), (268, 480683), (469, 274676), (938, 137338), (1876, 68669)]