40197801

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{9619}}^1$

素因数の和:9828

約数の個数: 16

約数和(自身を含む): 61568000

約数和(自身を除く): 21370199

約数列:

[1, 3, 7, 21, 199, 597, 1393, 4179, 9619, 28857, 67333, 201999, 1914181, 5742543, 13399267, 40197801]

約数ペア:

[(1, 40197801), (3, 13399267), (7, 5742543), (21, 1914181), (199, 201999), (597, 67333), (1393, 28857), (4179, 9619)]