231490454

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{22093}}^1$

素因数の和:22152

約数の個数: 24

約数和(自身を含む): 388147392

約数和(自身を除く): 156656938

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 5239, 10478, 22093, 44186, 287209, 574418, 684883, 1369766, 3733717, 7467434, 8903479, 17806958, 115745227, 231490454]

約数ペア:

[(1, 231490454), (2, 115745227), (13, 17806958), (26, 8903479), (31, 7467434), (62, 3733717), (169, 1369766), (338, 684883), (403, 574418), (806, 287209), (5239, 44186), (10478, 22093)]