30200513

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 37120680

約数和(自身を除く): 6920167

約数列:

[1, 7, 29, 49, 53, 203, 371, 401, 1421, 1537, 2597, 2807, 10759, 11629, 19649, 21253, 75313, 81403, 148771, 569821, 616337, 1041397, 4314359, 30200513]

約数ペア:

[(1, 30200513), (7, 4314359), (29, 1041397), (49, 616337), (53, 569821), (203, 148771), (371, 81403), (401, 75313), (1421, 21253), (1537, 19649), (2597, 11629), (2807, 10759)]