212944904

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{374903}}^1$

素因数の和:374980

約数の個数: 16

約数和(自身を含む): 404896320

約数和(自身を除く): 191951416

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 374903, 749806, 1499612, 2999224, 26618113, 53236226, 106472452, 212944904]

約数ペア:

[(1, 212944904), (2, 106472452), (4, 53236226), (8, 26618113), (71, 2999224), (142, 1499612), (284, 749806), (568, 374903)]