123906256

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{249811}}^1$

素因数の和:249850

約数の個数: 20

約数和(自身を含む): 247813504

約数和(自身を除く): 123907248

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 249811, 499622, 999244, 1998488, 3996976, 7744141, 15488282, 30976564, 61953128, 123906256]

約数ペア:

[(1, 123906256), (2, 61953128), (4, 30976564), (8, 15488282), (16, 7744141), (31, 3996976), (62, 1998488), (124, 999244), (248, 499622), (496, 249811)]