28490798

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{65647}}^1$

素因数の和:65687

約数の個数: 16

約数和(自身を含む): 50417664

約数和(自身を除く): 21926866

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 65647, 131294, 459529, 919058, 2035057, 4070114, 14245399, 28490798]

約数ペア:

[(1, 28490798), (2, 14245399), (7, 4070114), (14, 2035057), (31, 919058), (62, 459529), (217, 131294), (434, 65647)]