28676284

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78781}}^1$

素因数の和:78805

約数の個数: 24

約数和(自身を含む): 61765088

約数和(自身を除く): 33088804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 78781, 157562, 315124, 551467, 1024153, 1102934, 2048306, 2205868, 4096612, 7169071, 14338142, 28676284]

約数ペア:

[(1, 28676284), (2, 14338142), (4, 7169071), (7, 4096612), (13, 2205868), (14, 2048306), (26, 1102934), (28, 1024153), (52, 551467), (91, 315124), (182, 157562), (364, 78781)]