40972569

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 63452160

約数和(自身を除く): 22479591

約数列:

[1, 3, 11, 19, 33, 57, 101, 209, 303, 627, 647, 1111, 1919, 1941, 3333, 5757, 7117, 12293, 21109, 21351, 36879, 63327, 65347, 135223, 196041, 405669, 718817, 1241593, 2156451, 3724779, 13657523, 40972569]

約数ペア:

[(1, 40972569), (3, 13657523), (11, 3724779), (19, 2156451), (33, 1241593), (57, 718817), (101, 405669), (209, 196041), (303, 135223), (627, 65347), (647, 63327), (1111, 36879), (1919, 21351), (1941, 21109), (3333, 12293), (5757, 7117)]