227439747

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{70003}}^1$

素因数の和:70047

約数の個数: 18

約数和(自身を含む): 346729812

約数和(自身を除く): 119290065

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 70003, 210009, 630027, 1330057, 3990171, 11970513, 25271083, 75813249, 227439747]

約数ペア:

[(1, 227439747), (3, 75813249), (9, 25271083), (19, 11970513), (57, 3990171), (171, 1330057), (361, 630027), (1083, 210009), (3249, 70003)]