74456421

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1129}}^1$

素因数の和:1253

約数の個数: 32

約数和(自身を含む): 113904000

約数和(自身を除く): 39447579

約数列:

[1, 3, 13, 19, 39, 57, 89, 247, 267, 741, 1129, 1157, 1691, 3387, 3471, 5073, 14677, 21451, 21983, 44031, 64353, 65949, 100481, 278863, 301443, 836589, 1306253, 1909139, 3918759, 5727417, 24818807, 74456421]

約数ペア:

[(1, 74456421), (3, 24818807), (13, 5727417), (19, 3918759), (39, 1909139), (57, 1306253), (89, 836589), (247, 301443), (267, 278863), (741, 100481), (1129, 65949), (1157, 64353), (1691, 44031), (3387, 21983), (3471, 21451), (5073, 14677)]