247915519

素因数分解:

${\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{647}}^1$

素因数の和:930

約数の個数: 16

約数和(自身を含む): 261817920

約数和(自身を除く): 13902401

約数列:

[1, 29, 73, 181, 647, 2117, 5249, 13213, 18763, 47231, 117107, 383177, 1369699, 3396103, 8548811, 247915519]

約数ペア:

[(1, 247915519), (29, 8548811), (73, 3396103), (181, 1369699), (647, 383177), (2117, 117107), (5249, 47231), (13213, 18763)]