289789630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{19727}}^1$

素因数の和:19860

約数の個数: 32

約数和(自身を含む): 566745984

約数和(自身を除く): 276956354

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 565, 1130, 1469, 2938, 7345, 14690, 19727, 39454, 98635, 197270, 256451, 512902, 1282255, 2229151, 2564510, 4458302, 11145755, 22291510, 28978963, 57957926, 144894815, 289789630]

約数ペア:

[(1, 289789630), (2, 144894815), (5, 57957926), (10, 28978963), (13, 22291510), (26, 11145755), (65, 4458302), (113, 2564510), (130, 2229151), (226, 1282255), (565, 512902), (1130, 256451), (1469, 197270), (2938, 98635), (7345, 39454), (14690, 19727)]