3984275

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 5249664

約数和(自身を除く): 1265389

約数列:

[1, 5, 25, 31, 53, 97, 155, 265, 485, 775, 1325, 1643, 2425, 3007, 5141, 8215, 15035, 25705, 41075, 75175, 128525, 159371, 796855, 3984275]

約数ペア:

[(1, 3984275), (5, 796855), (25, 159371), (31, 128525), (53, 75175), (97, 41075), (155, 25705), (265, 15035), (485, 8215), (775, 5141), (1325, 3007), (1643, 2425)]