172214735

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{447311}}^1$

素因数の和:447334

約数の個数: 16

約数和(自身を含む): 257651712

約数和(自身を除く): 85436977

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 447311, 2236555, 3131177, 4920421, 15655885, 24602105, 34442947, 172214735]

約数ペア:

[(1, 172214735), (5, 34442947), (7, 24602105), (11, 15655885), (35, 4920421), (55, 3131177), (77, 2236555), (385, 447311)]