42143355

素因数分解:

$3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2383}}^1$

素因数の和:2528

約数の個数: 32

約数和(自身を含む): 75525120

約数和(自身を除く): 33381765

約数列:

[1, 3, 5, 9, 15, 27, 45, 131, 135, 393, 655, 1179, 1965, 2383, 3537, 5895, 7149, 11915, 17685, 21447, 35745, 64341, 107235, 312173, 321705, 936519, 1560865, 2809557, 4682595, 8428671, 14047785, 42143355]

約数ペア:

[(1, 42143355), (3, 14047785), (5, 8428671), (9, 4682595), (15, 2809557), (27, 1560865), (45, 936519), (131, 321705), (135, 312173), (393, 107235), (655, 64341), (1179, 35745), (1965, 21447), (2383, 17685), (3537, 11915), (5895, 7149)]