28217104

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 56514240

約数和(自身を除く): 28297136

約数列:

[1, 2, 4, 8, 16, 59, 71, 118, 142, 236, 284, 421, 472, 568, 842, 944, 1136, 1684, 3368, 4189, 6736, 8378, 16756, 24839, 29891, 33512, 49678, 59782, 67024, 99356, 119564, 198712, 239128, 397424, 478256, 1763569, 3527138, 7054276, 14108552, 28217104]

約数ペア:

[(1, 28217104), (2, 14108552), (4, 7054276), (8, 3527138), (16, 1763569), (59, 478256), (71, 397424), (118, 239128), (142, 198712), (236, 119564), (284, 99356), (421, 67024), (472, 59782), (568, 49678), (842, 33512), (944, 29891), (1136, 24839), (1684, 16756), (3368, 8378), (4189, 6736)]