47981031

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 75368448

約数和(自身を除く): 27387417

約数列:

[1, 3, 7, 21, 47, 141, 173, 281, 329, 519, 843, 987, 1211, 1967, 3633, 5901, 8131, 13207, 24393, 39621, 48613, 56917, 92449, 145839, 170751, 277347, 340291, 1020873, 2284811, 6854433, 15993677, 47981031]

約数ペア:

[(1, 47981031), (3, 15993677), (7, 6854433), (21, 2284811), (47, 1020873), (141, 340291), (173, 277347), (281, 170751), (329, 145839), (519, 92449), (843, 56917), (987, 48613), (1211, 39621), (1967, 24393), (3633, 13207), (5901, 8131)]