289206005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{463}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 390071808

約数和(自身を除く): 100865803

約数列:

[1, 5, 11, 41, 55, 205, 277, 451, 463, 1385, 2255, 2315, 3047, 5093, 11357, 15235, 18983, 25465, 56785, 94915, 124927, 128251, 208813, 624635, 641255, 1044065, 1410761, 5258291, 7053805, 26291455, 57841201, 289206005]

約数ペア:

[(1, 289206005), (5, 57841201), (11, 26291455), (41, 7053805), (55, 5258291), (205, 1410761), (277, 1044065), (451, 641255), (463, 624635), (1385, 208813), (2255, 128251), (2315, 124927), (3047, 94915), (5093, 56785), (11357, 25465), (15235, 18983)]