66906645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20183}}^1$

素因数の和:20221

約数の個数: 32

約数和(自身を含む): 122072832

約数和(自身を除く): 55166187

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 20183, 60549, 100915, 262379, 302745, 343111, 787137, 1029333, 1311895, 1715555, 3935685, 4460443, 5146665, 13381329, 22302215, 66906645]

約数ペア:

[(1, 66906645), (3, 22302215), (5, 13381329), (13, 5146665), (15, 4460443), (17, 3935685), (39, 1715555), (51, 1311895), (65, 1029333), (85, 787137), (195, 343111), (221, 302745), (255, 262379), (663, 100915), (1105, 60549), (3315, 20183)]