16643145

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2539}}^1$

素因数の和:2589

約数の個数: 32

約数和(自身を含む): 29260800

約数和(自身を除く): 12617655

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 2539, 6555, 7617, 12695, 38085, 48241, 58397, 144723, 175191, 241205, 291985, 723615, 875955, 1109543, 3328629, 5547715, 16643145]

約数ペア:

[(1, 16643145), (3, 5547715), (5, 3328629), (15, 1109543), (19, 875955), (23, 723615), (57, 291985), (69, 241205), (95, 175191), (115, 144723), (285, 58397), (345, 48241), (437, 38085), (1311, 12695), (2185, 7617), (2539, 6555)]