53215225

素因数分解:

$5^2\times 7^2\times {\mathrm{43441}}^1$

素因数の和:43465

約数の個数: 18

約数和(自身を含む): 76762014

約数和(自身を除く): 23546789

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 43441, 217205, 304087, 1086025, 1520435, 2128609, 7602175, 10643045, 53215225]

約数ペア:

[(1, 53215225), (5, 10643045), (7, 7602175), (25, 2128609), (35, 1520435), (49, 1086025), (175, 304087), (245, 217205), (1225, 43441)]