30940994

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 54912000

約数和(自身を除く): 23971006

約数列:

[1, 2, 7, 14, 43, 86, 103, 206, 301, 499, 602, 721, 998, 1442, 3493, 4429, 6986, 8858, 21457, 31003, 42914, 51397, 62006, 102794, 150199, 300398, 359779, 719558, 2210071, 4420142, 15470497, 30940994]

約数ペア:

[(1, 30940994), (2, 15470497), (7, 4420142), (14, 2210071), (43, 719558), (86, 359779), (103, 300398), (206, 150199), (301, 102794), (499, 62006), (602, 51397), (721, 42914), (998, 31003), (1442, 21457), (3493, 8858), (4429, 6986)]