156640545

素因数分解:

$3^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{4423}}^1$

素因数の和:5221

約数の個数: 24

約数和(自身を含む): 271916736

約数和(自身を除く): 115276191

約数列:

[1, 3, 5, 9, 15, 45, 787, 2361, 3935, 4423, 7083, 11805, 13269, 22115, 35415, 39807, 66345, 199035, 3480901, 10442703, 17404505, 31328109, 52213515, 156640545]

約数ペア:

[(1, 156640545), (3, 52213515), (5, 31328109), (9, 17404505), (15, 10442703), (45, 3480901), (787, 199035), (2361, 66345), (3935, 39807), (4423, 35415), (7083, 22115), (11805, 13269)]