219327672641

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{287341}}^1$

素因数の和:287813

約数の個数: 32

約数和(自身を含む): 285999538176

約数和(自身を除く): 66671865535

約数列:

[1, 7, 11, 23, 77, 161, 253, 431, 1771, 3017, 4741, 9913, 33187, 69391, 109043, 287341, 763301, 2011387, 3160751, 6608843, 22125257, 46261901, 72697273, 123843971, 508880911, 866907797, 1362283681, 2848411333, 9535985767, 19938879331, 31332524663, 219327672641]

約数ペア:

[(1, 219327672641), (7, 31332524663), (11, 19938879331), (23, 9535985767), (77, 2848411333), (161, 1362283681), (253, 866907797), (431, 508880911), (1771, 123843971), (3017, 72697273), (4741, 46261901), (9913, 22125257), (33187, 6608843), (69391, 3160751), (109043, 2011387), (287341, 763301)]