280149149

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{12379}}^1$

素因数の和:12500

約数の個数: 16

約数和(自身を含む): 331585920

約数和(自身を除く): 51436771

約数列:

[1, 7, 53, 61, 371, 427, 3233, 12379, 22631, 86653, 656087, 755119, 4592609, 5285833, 40021307, 280149149]

約数ペア:

[(1, 280149149), (7, 40021307), (53, 5285833), (61, 4592609), (371, 755119), (427, 656087), (3233, 86653), (12379, 22631)]