189756645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{7103}}^1$

素因数の和:7261

約数の個数: 32

約数和(自身を含む): 329398272

約数和(自身を除く): 139641627

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 195, 411, 685, 1781, 2055, 5343, 7103, 8905, 21309, 26715, 35515, 92339, 106545, 277017, 461695, 973111, 1385085, 2919333, 4865555, 12650443, 14596665, 37951329, 63252215, 189756645]

約数ペア:

[(1, 189756645), (3, 63252215), (5, 37951329), (13, 14596665), (15, 12650443), (39, 4865555), (65, 2919333), (137, 1385085), (195, 973111), (411, 461695), (685, 277017), (1781, 106545), (2055, 92339), (5343, 35515), (7103, 26715), (8905, 21309)]