869625421

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2083}}^1$

素因数の和:2225

約数の個数: 32

約数和(自身を含む): 1085680640

約数和(自身を除く): 216055219

約数列:

[1, 7, 19, 43, 73, 133, 301, 511, 817, 1387, 2083, 3139, 5719, 9709, 14581, 21973, 39577, 59641, 89569, 152059, 277039, 417487, 626983, 1064413, 1701811, 2889121, 6538537, 11912677, 20223847, 45769759, 124232203, 869625421]

約数ペア:

[(1, 869625421), (7, 124232203), (19, 45769759), (43, 20223847), (73, 11912677), (133, 6538537), (301, 2889121), (511, 1701811), (817, 1064413), (1387, 626983), (2083, 417487), (3139, 277039), (5719, 152059), (9709, 89569), (14581, 59641), (21973, 39577)]