442548639

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{290959}}^1$

素因数の和:290991

約数の個数: 18

約数和(自身を含む): 692193840

約数和(自身を除く): 249645201

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 290959, 872877, 2618631, 3782467, 11347401, 34042203, 49172071, 147516213, 442548639]

約数ペア:

[(1, 442548639), (3, 147516213), (9, 49172071), (13, 34042203), (39, 11347401), (117, 3782467), (169, 2618631), (507, 872877), (1521, 290959)]