4072145

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1511}}^1$

素因数の和:1541

約数の個数: 24

約数和(自身を含む): 6205248

約数和(自身を除く): 2133103

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 1511, 2695, 7555, 10577, 16621, 52885, 74039, 83105, 116347, 370195, 581735, 814429, 4072145]

約数ペア:

[(1, 4072145), (5, 814429), (7, 581735), (11, 370195), (35, 116347), (49, 83105), (55, 74039), (77, 52885), (245, 16621), (385, 10577), (539, 7555), (1511, 2695)]