2178473469

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1\times {\mathrm{409}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 3000412800

約数和(自身を除く): 821939331

約数列:

[1, 3, 53, 139, 159, 241, 409, 417, 723, 1227, 7367, 12773, 21677, 22101, 33499, 38319, 56851, 65031, 98569, 100497, 170553, 295707, 1775447, 3013103, 5224157, 5326341, 9039309, 13701091, 15672471, 41103273, 726157823, 2178473469]

約数ペア:

[(1, 2178473469), (3, 726157823), (53, 41103273), (139, 15672471), (159, 13701091), (241, 9039309), (409, 5326341), (417, 5224157), (723, 3013103), (1227, 1775447), (7367, 295707), (12773, 170553), (21677, 100497), (22101, 98569), (33499, 65031), (38319, 56851)]