40890159

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{787}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 61955712

約数和(自身を除く): 21065553

約数列:

[1, 3, 9, 23, 69, 207, 251, 753, 787, 2259, 2361, 5773, 7083, 17319, 18101, 51957, 54303, 162909, 197537, 592611, 1777833, 4543351, 13630053, 40890159]

約数ペア:

[(1, 40890159), (3, 13630053), (9, 4543351), (23, 1777833), (69, 592611), (207, 197537), (251, 162909), (753, 54303), (787, 51957), (2259, 18101), (2361, 17319), (5773, 7083)]