13909473

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{389}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 20989800

約数和(自身を除く): 7080327

約数列:

[1, 3, 9, 29, 87, 137, 261, 389, 411, 1167, 1233, 3501, 3973, 11281, 11919, 33843, 35757, 53293, 101529, 159879, 479637, 1545497, 4636491, 13909473]

約数ペア:

[(1, 13909473), (3, 4636491), (9, 1545497), (29, 479637), (87, 159879), (137, 101529), (261, 53293), (389, 35757), (411, 33843), (1167, 11919), (1233, 11281), (3501, 3973)]