248615521

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{111337}}^1$

素因数の和:111384

約数の個数: 16

約数和(自身を含む): 320653440

約数和(自身を除く): 72037919

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 111337, 779359, 1224707, 3228773, 8572949, 22601411, 35516503, 248615521]

約数ペア:

[(1, 248615521), (7, 35516503), (11, 22601411), (29, 8572949), (77, 3228773), (203, 1224707), (319, 779359), (2233, 111337)]