254969405

素因数分解:

$5^1\times {\mathrm{37}}^2\times {\mathrm{193}}^2$

素因数の和:465

約数の個数: 18

約数和(自身を含む): 316093806

約数和(自身を除く): 61124401

約数列:

[1, 5, 37, 185, 193, 965, 1369, 6845, 7141, 35705, 37249, 186245, 264217, 1321085, 1378213, 6891065, 50993881, 254969405]

約数ペア:

[(1, 254969405), (5, 50993881), (37, 6891065), (185, 1378213), (193, 1321085), (965, 264217), (1369, 186245), (6845, 37249), (7141, 35705)]