208791856

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{143401}}^1$

素因数の和:143429

約数の個数: 40

約数和(自身を含む): 497891744

約数和(自身を除く): 289099888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 143401, 286802, 573604, 1003807, 1147208, 1864213, 2007614, 2294416, 3728426, 4015228, 7456852, 8030456, 13049491, 14913704, 16060912, 26098982, 29827408, 52197964, 104395928, 208791856]

約数ペア:

[(1, 208791856), (2, 104395928), (4, 52197964), (7, 29827408), (8, 26098982), (13, 16060912), (14, 14913704), (16, 13049491), (26, 8030456), (28, 7456852), (52, 4015228), (56, 3728426), (91, 2294416), (104, 2007614), (112, 1864213), (182, 1147208), (208, 1003807), (364, 573604), (728, 286802), (1456, 143401)]