195400009

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{31259}}^1$

素因数の和:31332

約数の個数: 16

約数和(自身を含む): 240076800

約数和(自身を除く): 44676791

約数列:

[1, 7, 19, 47, 133, 329, 893, 6251, 31259, 218813, 593921, 1469173, 4157447, 10284211, 27914287, 195400009]

約数ペア:

[(1, 195400009), (7, 27914287), (19, 10284211), (47, 4157447), (133, 1469173), (329, 593921), (893, 218813), (6251, 31259)]