205260237

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27847}}^1$

素因数の和:27879

約数の個数: 40

約数和(自身を含む): 377396096

約数和(自身を除く): 172135859

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 7371, 27847, 83541, 194929, 250623, 362011, 584787, 751869, 1086033, 1754361, 2255607, 2534077, 3258099, 5263083, 7602231, 9774297, 15789249, 22806693, 29322891, 68420079, 205260237]

約数ペア:

[(1, 205260237), (3, 68420079), (7, 29322891), (9, 22806693), (13, 15789249), (21, 9774297), (27, 7602231), (39, 5263083), (63, 3258099), (81, 2534077), (91, 2255607), (117, 1754361), (189, 1086033), (273, 751869), (351, 584787), (567, 362011), (819, 250623), (1053, 194929), (2457, 83541), (7371, 27847)]