28884367070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{222187439}}^1$

素因数の和:222187459

約数の個数: 16

約数和(自身を含む): 55991234880

約数和(自身を除く): 27106867810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 222187439, 444374878, 1110937195, 2221874390, 2888436707, 5776873414, 14442183535, 28884367070]

約数ペア:

[(1, 28884367070), (2, 14442183535), (5, 5776873414), (10, 2888436707), (13, 2221874390), (26, 1110937195), (65, 444374878), (130, 222187439)]