208206861

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1\times {\mathrm{3607}}^1$

素因数の和:3952

約数の個数: 16

約数和(自身を含む): 282636288

約数和(自身を除く): 74429427

約数列:

[1, 3, 71, 213, 271, 813, 3607, 10821, 19241, 57723, 256097, 768291, 977497, 2932491, 69402287, 208206861]

約数ペア:

[(1, 208206861), (3, 69402287), (71, 2932491), (213, 977497), (271, 768291), (813, 256097), (3607, 57723), (10821, 19241)]