42563865

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{21661}}^1$

素因数の和:21800

約数の個数: 16

約数和(自身を含む): 68625216

約数和(自身を除く): 26061351

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 21661, 64983, 108305, 324915, 2837591, 8512773, 14187955, 42563865]

約数ペア:

[(1, 42563865), (3, 14187955), (5, 8512773), (15, 2837591), (131, 324915), (393, 108305), (655, 64983), (1965, 21661)]