20249433

素因数分解:

$3^7\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 31173120

約数和(自身を除く): 10923687

約数列:

[1, 3, 9, 27, 47, 81, 141, 197, 243, 423, 591, 729, 1269, 1773, 2187, 3807, 5319, 9259, 11421, 15957, 27777, 34263, 47871, 83331, 102789, 143613, 249993, 430839, 749979, 2249937, 6749811, 20249433]

約数ペア:

[(1, 20249433), (3, 6749811), (9, 2249937), (27, 749979), (47, 430839), (81, 249993), (141, 143613), (197, 102789), (243, 83331), (423, 47871), (591, 34263), (729, 27777), (1269, 15957), (1773, 11421), (2187, 9259), (3807, 5319)]