421427305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{150779}}^1$

素因数の和:150840

約数の個数: 16

約数和(自身を含む): 557282880

約数和(自身を除く): 135855575

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 150779, 753895, 1960127, 6483497, 9800635, 32417485, 84285461, 421427305]

約数ペア:

[(1, 421427305), (5, 84285461), (13, 32417485), (43, 9800635), (65, 6483497), (215, 1960127), (559, 753895), (2795, 150779)]