257682124

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{541349}}^1$

素因数の和:541377

約数の個数: 24

約数和(自身を含む): 545680800

約数和(自身を除く): 287998676

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 541349, 1082698, 2165396, 3789443, 7578886, 9202933, 15157772, 18405866, 36811732, 64420531, 128841062, 257682124]

約数ペア:

[(1, 257682124), (2, 128841062), (4, 64420531), (7, 36811732), (14, 18405866), (17, 15157772), (28, 9202933), (34, 7578886), (68, 3789443), (119, 2165396), (238, 1082698), (476, 541349)]