220031315

素因数分解:

$5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{4513}}^1$

素因数の和:4731

約数の個数: 24

約数和(自身を含む): 308757600

約数和(自身を除く): 88726285

約数列:

[1, 5, 7, 35, 49, 199, 245, 995, 1393, 4513, 6965, 9751, 22565, 31591, 48755, 157955, 221137, 898087, 1105685, 4490435, 6286609, 31433045, 44006263, 220031315]

約数ペア:

[(1, 220031315), (5, 44006263), (7, 31433045), (35, 6286609), (49, 4490435), (199, 1105685), (245, 898087), (995, 221137), (1393, 157955), (4513, 48755), (6965, 31591), (9751, 22565)]