645099

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 1128960

約数和(自身を除く): 483861

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 139, 221, 273, 357, 417, 663, 973, 1547, 1807, 2363, 2919, 4641, 5421, 7089, 12649, 16541, 30719, 37947, 49623, 92157, 215033, 645099]

約数ペア:

[(1, 645099), (3, 215033), (7, 92157), (13, 49623), (17, 37947), (21, 30719), (39, 16541), (51, 12649), (91, 7089), (119, 5421), (139, 4641), (221, 2919), (273, 2363), (357, 1807), (417, 1547), (663, 973)]