221551144461

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{72615911}}^1$

素因数の和:72616033

約数の個数: 16

約数和(自身を含む): 331128558720

約数和(自身を除く): 109577414259

約数列:

[1, 3, 9, 27, 113, 339, 1017, 3051, 72615911, 217847733, 653543199, 1960629597, 8205597943, 24616793829, 73850381487, 221551144461]

約数ペア:

[(1, 221551144461), (3, 73850381487), (9, 24616793829), (27, 8205597943), (113, 1960629597), (339, 653543199), (1017, 217847733), (3051, 72615911)]