1815939

素因数分解:

$3^6\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 28

約数和(自身を含む): 2833056

約数和(自身を除く): 1017117

約数列:

[1, 3, 9, 27, 47, 53, 81, 141, 159, 243, 423, 477, 729, 1269, 1431, 2491, 3807, 4293, 7473, 11421, 12879, 22419, 34263, 38637, 67257, 201771, 605313, 1815939]

約数ペア:

[(1, 1815939), (3, 605313), (9, 201771), (27, 67257), (47, 38637), (53, 34263), (81, 22419), (141, 12879), (159, 11421), (243, 7473), (423, 4293), (477, 3807), (729, 2491), (1269, 1431)]