840745005

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1\times {\mathrm{1429}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 1370328960

約数和(自身を除く): 529583955

約数列:

[1, 3, 5, 15, 61, 183, 305, 643, 915, 1429, 1929, 3215, 4287, 7145, 9645, 21435, 39223, 87169, 117669, 196115, 261507, 435845, 588345, 918847, 1307535, 2756541, 4594235, 13782705, 56049667, 168149001, 280248335, 840745005]

約数ペア:

[(1, 840745005), (3, 280248335), (5, 168149001), (15, 56049667), (61, 13782705), (183, 4594235), (305, 2756541), (643, 1307535), (915, 918847), (1429, 588345), (1929, 435845), (3215, 261507), (4287, 196115), (7145, 117669), (9645, 87169), (21435, 39223)]