217993818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1861}}^1\times {\mathrm{2789}}^1$

素因数の和:4662

約数の個数: 32

約数和(自身を含む): 498718080

約数和(自身を除く): 280724262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1861, 2789, 3722, 5578, 5583, 8367, 11166, 13027, 16734, 19523, 26054, 39046, 39081, 58569, 78162, 117138, 5190329, 10380658, 15570987, 31141974, 36332303, 72664606, 108996909, 217993818]

約数ペア:

[(1, 217993818), (2, 108996909), (3, 72664606), (6, 36332303), (7, 31141974), (14, 15570987), (21, 10380658), (42, 5190329), (1861, 117138), (2789, 78162), (3722, 58569), (5578, 39081), (5583, 39046), (8367, 26054), (11166, 19523), (13027, 16734)]