258665085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{26489}}^1$

素因数の和:26538

約数の個数: 48

約数和(自身を含む): 528952320

約数和(自身を除く): 270287235

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 3255, 9765, 26489, 79467, 132445, 185423, 238401, 397335, 556269, 821159, 927115, 1192005, 1668807, 2463477, 2781345, 4105795, 5748113, 7390431, 8344035, 12317385, 17244339, 28740565, 36952155, 51733017, 86221695, 258665085]

約数ペア:

[(1, 258665085), (3, 86221695), (5, 51733017), (7, 36952155), (9, 28740565), (15, 17244339), (21, 12317385), (31, 8344035), (35, 7390431), (45, 5748113), (63, 4105795), (93, 2781345), (105, 2463477), (155, 1668807), (217, 1192005), (279, 927115), (315, 821159), (465, 556269), (651, 397335), (1085, 238401), (1395, 185423), (1953, 132445), (3255, 79467), (9765, 26489)]