638614106

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{108203}}^1$

素因数の和:108445

約数の個数: 16

約数和(自身を含む): 1036161504

約数和(自身を除く): 397547398

約数列:

[1, 2, 13, 26, 227, 454, 2951, 5902, 108203, 216406, 1406639, 2813278, 24562081, 49124162, 319307053, 638614106]

約数ペア:

[(1, 638614106), (2, 319307053), (13, 49124162), (26, 24562081), (227, 2813278), (454, 1406639), (2951, 216406), (5902, 108203)]