207243351

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{69991}}^1$

素因数の和:70051

約数の個数: 24

約数和(自身を含む): 349400064

約数和(自身を除く): 142156713

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 69991, 209973, 489937, 629919, 1469811, 3289577, 4409433, 9868731, 23027039, 29606193, 69081117, 207243351]

約数ペア:

[(1, 207243351), (3, 69081117), (7, 29606193), (9, 23027039), (21, 9868731), (47, 4409433), (63, 3289577), (141, 1469811), (329, 629919), (423, 489937), (987, 209973), (2961, 69991)]