18947128321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{4561}}^1$

素因数の和:4825

約数の個数: 32

約数和(自身を含む): 21668113152

約数和(自身を除く): 2720984831

約数列:

[1, 11, 41, 61, 151, 451, 671, 1661, 2501, 4561, 6191, 9211, 27511, 50171, 68101, 101321, 187001, 278221, 377651, 688711, 2057011, 3060431, 4154161, 7575821, 11407061, 28237151, 42011371, 125477671, 310608661, 462125081, 1722466211, 18947128321]

約数ペア:

[(1, 18947128321), (11, 1722466211), (41, 462125081), (61, 310608661), (151, 125477671), (451, 42011371), (671, 28237151), (1661, 11407061), (2501, 7575821), (4561, 4154161), (6191, 3060431), (9211, 2057011), (27511, 688711), (50171, 377651), (68101, 278221), (101321, 187001)]