218629221

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{4457}}^1$

素因数の和:4740

約数の個数: 16

約数和(自身を含む): 296581824

約数和(自身を除く): 77952603

約数列:

[1, 3, 83, 197, 249, 591, 4457, 13371, 16351, 49053, 369931, 878029, 1109793, 2634087, 72876407, 218629221]

約数ペア:

[(1, 218629221), (3, 72876407), (83, 2634087), (197, 1109793), (249, 878029), (591, 369931), (4457, 49053), (13371, 16351)]