28607778

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{7127}}^1$

素因数の和:7358

約数の個数: 24

約数和(自身を含む): 62270208

約数和(自身を除く): 33662430

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 1338, 2007, 4014, 7127, 14254, 21381, 42762, 64143, 128286, 1589321, 3178642, 4767963, 9535926, 14303889, 28607778]

約数ペア:

[(1, 28607778), (2, 14303889), (3, 9535926), (6, 4767963), (9, 3178642), (18, 1589321), (223, 128286), (446, 64143), (669, 42762), (1338, 21381), (2007, 14254), (4014, 7127)]