489753316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{219031}}^1$

素因数の和:219091

約数の個数: 24

約数和(自身を含む): 944465984

約数和(自身を除く): 454712668

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 219031, 438062, 876124, 2847403, 5694806, 9418333, 11389612, 18836666, 37673332, 122438329, 244876658, 489753316]

約数ペア:

[(1, 489753316), (2, 244876658), (4, 122438329), (13, 37673332), (26, 18836666), (43, 11389612), (52, 9418333), (86, 5694806), (172, 2847403), (559, 876124), (1118, 438062), (2236, 219031)]