400974309

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{293}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 627419520

約数和(自身を除く): 226445211

約数列:

[1, 3, 9, 19, 53, 57, 151, 159, 171, 293, 453, 477, 879, 1007, 1359, 2637, 2869, 3021, 5567, 8003, 8607, 9063, 15529, 16701, 24009, 25821, 44243, 46587, 50103, 72027, 132729, 139761, 152057, 295051, 398187, 456171, 840617, 885153, 1368513, 2344879, 2521851, 2655459, 7034637, 7565553, 21103911, 44552701, 133658103, 400974309]

約数ペア:

[(1, 400974309), (3, 133658103), (9, 44552701), (19, 21103911), (53, 7565553), (57, 7034637), (151, 2655459), (159, 2521851), (171, 2344879), (293, 1368513), (453, 885153), (477, 840617), (879, 456171), (1007, 398187), (1359, 295051), (2637, 152057), (2869, 139761), (3021, 132729), (5567, 72027), (8003, 50103), (8607, 46587), (9063, 44243), (15529, 25821), (16701, 24009)]