1261278

素因数分解:

$2^1\times 3^3\times {\mathrm{23357}}^1$

素因数の和:23368

約数の個数: 16

約数和(自身を含む): 2802960

約数和(自身を除く): 1541682

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 23357, 46714, 70071, 140142, 210213, 420426, 630639, 1261278]

約数ペア:

[(1, 1261278), (2, 630639), (3, 420426), (6, 210213), (9, 140142), (18, 70071), (27, 46714), (54, 23357)]