201221613

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{1097}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 295471800

約数和(自身を除く): 94250187

約数列:

[1, 3, 9, 89, 229, 267, 687, 801, 1097, 2061, 3291, 9873, 20381, 61143, 97633, 183429, 251213, 292899, 753639, 878697, 2260917, 22357957, 67073871, 201221613]

約数ペア:

[(1, 201221613), (3, 67073871), (9, 22357957), (89, 2260917), (229, 878697), (267, 753639), (687, 292899), (801, 251213), (1097, 183429), (2061, 97633), (3291, 61143), (9873, 20381)]