628778871

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{1217}}^1$

素因数の和:1428

約数の個数: 48

約数和(自身を含む): 1064044800

約数和(自身を除く): 435265929

約数列:

[1, 3, 7, 9, 21, 59, 63, 139, 177, 413, 417, 531, 973, 1217, 1239, 1251, 2919, 3651, 3717, 8201, 8519, 8757, 10953, 24603, 25557, 57407, 71803, 73809, 76671, 169163, 172221, 215409, 502621, 507489, 516663, 646227, 1184141, 1507863, 1522467, 3552423, 4523589, 9980617, 10657269, 29941851, 69864319, 89825553, 209592957, 628778871]

約数ペア:

[(1, 628778871), (3, 209592957), (7, 89825553), (9, 69864319), (21, 29941851), (59, 10657269), (63, 9980617), (139, 4523589), (177, 3552423), (413, 1522467), (417, 1507863), (531, 1184141), (973, 646227), (1217, 516663), (1239, 507489), (1251, 502621), (2919, 215409), (3651, 172221), (3717, 169163), (8201, 76671), (8519, 73809), (8757, 71803), (10953, 57407), (24603, 25557)]