28405788

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{63977}}^1$

素因数の和:64021

約数の個数: 24

約数和(自身を含む): 68072592

約数和(自身を除く): 39666804

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 63977, 127954, 191931, 255908, 383862, 767724, 2367149, 4734298, 7101447, 9468596, 14202894, 28405788]

約数ペア:

[(1, 28405788), (2, 14202894), (3, 9468596), (4, 7101447), (6, 4734298), (12, 2367149), (37, 767724), (74, 383862), (111, 255908), (148, 191931), (222, 127954), (444, 63977)]