221220105

素因数分解:

$3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{58757}}^1$

素因数の和:59016

約数の個数: 16

約数和(自身を含む): 355368384

約数和(自身を除く): 134148279

約数列:

[1, 3, 5, 15, 251, 753, 1255, 3765, 58757, 176271, 293785, 881355, 14748007, 44244021, 73740035, 221220105]

約数ペア:

[(1, 221220105), (3, 73740035), (5, 44244021), (15, 14748007), (251, 881355), (753, 293785), (1255, 176271), (3765, 58757)]