28451721

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1\times {\mathrm{809}}^1$

素因数の和:1448

約数の個数: 16

約数和(自身を含む): 40046400

約数和(自身を除く): 11594679

約数列:

[1, 3, 19, 57, 617, 809, 1851, 2427, 11723, 15371, 35169, 46113, 499153, 1497459, 9483907, 28451721]

約数ペア:

[(1, 28451721), (3, 9483907), (19, 1497459), (57, 499153), (617, 46113), (809, 35169), (1851, 15371), (2427, 11723)]