408970539

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{23929}}^1$

素因数の和:24152

約数の個数: 20

約数和(自身を含む): 613852360

約数和(自身を除く): 204881821

約数列:

[1, 3, 9, 27, 81, 211, 633, 1899, 5697, 17091, 23929, 71787, 215361, 646083, 1938249, 5049019, 15147057, 45441171, 136323513, 408970539]

約数ペア:

[(1, 408970539), (3, 136323513), (9, 45441171), (27, 15147057), (81, 5049019), (211, 1938249), (633, 646083), (1899, 215361), (5697, 71787), (17091, 23929)]