321240556

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{882529}}^1$

素因数の和:882553

約数の個数: 24

約数和(自身を含む): 691903520

約数和(自身を除く): 370662964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 882529, 1765058, 3530116, 6177703, 11472877, 12355406, 22945754, 24710812, 45891508, 80310139, 160620278, 321240556]

約数ペア:

[(1, 321240556), (2, 160620278), (4, 80310139), (7, 45891508), (13, 24710812), (14, 22945754), (26, 12355406), (28, 11472877), (52, 6177703), (91, 3530116), (182, 1765058), (364, 882529)]