28574026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 47980800

約数和(自身を除く): 19406774

約数列:

[1, 2, 13, 26, 47, 67, 94, 134, 349, 611, 698, 871, 1222, 1742, 3149, 4537, 6298, 9074, 16403, 23383, 32806, 40937, 46766, 81874, 213239, 303979, 426478, 607958, 1099001, 2198002, 14287013, 28574026]

約数ペア:

[(1, 28574026), (2, 14287013), (13, 2198002), (26, 1099001), (47, 607958), (67, 426478), (94, 303979), (134, 213239), (349, 81874), (611, 46766), (698, 40937), (871, 32806), (1222, 23383), (1742, 16403), (3149, 9074), (4537, 6298)]