15321885

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1453}}^1$

素因数の和:1517

約数の個数: 32

約数和(自身を含む): 26520960

約数和(自身を除く): 11199075

約数列:

[1, 3, 5, 15, 19, 37, 57, 95, 111, 185, 285, 555, 703, 1453, 2109, 3515, 4359, 7265, 10545, 21795, 27607, 53761, 82821, 138035, 161283, 268805, 414105, 806415, 1021459, 3064377, 5107295, 15321885]

約数ペア:

[(1, 15321885), (3, 5107295), (5, 3064377), (15, 1021459), (19, 806415), (37, 414105), (57, 268805), (95, 161283), (111, 138035), (185, 82821), (285, 53761), (555, 27607), (703, 21795), (1453, 10545), (2109, 7265), (3515, 4359)]