219664511

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 257596416

約数和(自身を除く): 37931905

約数列:

[1, 11, 41, 43, 47, 241, 451, 473, 517, 1763, 1927, 2021, 2651, 9881, 10363, 11327, 19393, 21197, 22231, 82861, 108691, 113993, 124597, 424883, 464407, 487061, 911471, 4673713, 5108477, 5357671, 19969501, 219664511]

約数ペア:

[(1, 219664511), (11, 19969501), (41, 5357671), (43, 5108477), (47, 4673713), (241, 911471), (451, 487061), (473, 464407), (517, 424883), (1763, 124597), (1927, 113993), (2021, 108691), (2651, 82861), (9881, 22231), (10363, 21197), (11327, 19393)]