212425535

素因数分解:

$5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{4357}}^1$

素因数の和:4575

約数の個数: 24

約数和(自身を含む): 298087200

約数和(自身を除く): 85661665

約数列:

[1, 5, 7, 35, 49, 199, 245, 995, 1393, 4357, 6965, 9751, 21785, 30499, 48755, 152495, 213493, 867043, 1067465, 4335215, 6069301, 30346505, 42485107, 212425535]

約数ペア:

[(1, 212425535), (5, 42485107), (7, 30346505), (35, 6069301), (49, 4335215), (199, 1067465), (245, 867043), (995, 213493), (1393, 152495), (4357, 48755), (6965, 30499), (9751, 21785)]